1879804900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 4484088000

約数和(自身を除く): 2604283100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 59, 76, 82, 95, 100, 118, 164, 190, 205, 236, 295, 380, 409, 410, 475, 590, 779, 818, 820, 950, 1025, 1121, 1180, 1475, 1558, 1636, 1900, 2045, 2050, 2242, 2419, 2950, 3116, 3895, 4090, 4100, 4484, 4838, 5605, 5900, 7771, 7790, 8180, 9676, 10225, 11210, 12095, 15542, 15580, 16769, 19475, 20450, 22420, 24131, 24190, 28025, 31084, 33538, 38855, 38950, 40900, 45961, 48262, 48380, 56050, 60475, 67076, 77710, 77900, 83845, 91922, 96524, 112100, 120655, 120950, 155420, 167690, 183844, 194275, 229805, 241310, 241900, 318611, 335380, 388550, 419225, 458489, 459610, 482620, 603275, 637222, 777100, 838450, 916978, 919220, 989371, 1149025, 1206550, 1274444, 1593055, 1676900, 1833956, 1978742, 2292445, 2298050, 2413100, 3186110, 3957484, 4584890, 4596100, 4946855, 6372220, 7965275, 9169780, 9893710, 11462225, 15930550, 18798049, 19787420, 22924450, 24734275, 31861100, 37596098, 45848900, 49468550, 75192196, 93990245, 98937100, 187980490, 375960980, 469951225, 939902450, 1879804900]

約数ペア:

[(1, 1879804900), (2, 939902450), (4, 469951225), (5, 375960980), (10, 187980490), (19, 98937100), (20, 93990245), (25, 75192196), (38, 49468550), (41, 45848900), (50, 37596098), (59, 31861100), (76, 24734275), (82, 22924450), (95, 19787420), (100, 18798049), (118, 15930550), (164, 11462225), (190, 9893710), (205, 9169780), (236, 7965275), (295, 6372220), (380, 4946855), (409, 4596100), (410, 4584890), (475, 3957484), (590, 3186110), (779, 2413100), (818, 2298050), (820, 2292445), (950, 1978742), (1025, 1833956), (1121, 1676900), (1180, 1593055), (1475, 1274444), (1558, 1206550), (1636, 1149025), (1900, 989371), (2045, 919220), (2050, 916978), (2242, 838450), (2419, 777100), (2950, 637222), (3116, 603275), (3895, 482620), (4090, 459610), (4100, 458489), (4484, 419225), (4838, 388550), (5605, 335380), (5900, 318611), (7771, 241900), (7790, 241310), (8180, 229805), (9676, 194275), (10225, 183844), (11210, 167690), (12095, 155420), (15542, 120950), (15580, 120655), (16769, 112100), (19475, 96524), (20450, 91922), (22420, 83845), (24131, 77900), (24190, 77710), (28025, 67076), (31084, 60475), (33538, 56050), (38855, 48380), (38950, 48262), (40900, 45961)]