23428900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 108

約数和(自身を含む): 59527440

約数和(自身を除く): 36098540

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 59, 76, 95, 100, 110, 118, 190, 209, 220, 236, 275, 295, 361, 380, 418, 475, 550, 590, 649, 722, 836, 950, 1045, 1100, 1121, 1180, 1298, 1444, 1475, 1805, 1900, 2090, 2242, 2596, 2950, 3245, 3610, 3971, 4180, 4484, 5225, 5605, 5900, 6490, 7220, 7942, 9025, 10450, 11210, 12331, 12980, 15884, 16225, 18050, 19855, 20900, 21299, 22420, 24662, 28025, 32450, 36100, 39710, 42598, 49324, 56050, 61655, 64900, 79420, 85196, 99275, 106495, 112100, 123310, 198550, 212990, 234289, 246620, 308275, 397100, 425980, 468578, 532475, 616550, 937156, 1064950, 1171445, 1233100, 2129900, 2342890, 4685780, 5857225, 11714450, 23428900]

約数ペア:

[(1, 23428900), (2, 11714450), (4, 5857225), (5, 4685780), (10, 2342890), (11, 2129900), (19, 1233100), (20, 1171445), (22, 1064950), (25, 937156), (38, 616550), (44, 532475), (50, 468578), (55, 425980), (59, 397100), (76, 308275), (95, 246620), (100, 234289), (110, 212990), (118, 198550), (190, 123310), (209, 112100), (220, 106495), (236, 99275), (275, 85196), (295, 79420), (361, 64900), (380, 61655), (418, 56050), (475, 49324), (550, 42598), (590, 39710), (649, 36100), (722, 32450), (836, 28025), (950, 24662), (1045, 22420), (1100, 21299), (1121, 20900), (1180, 19855), (1298, 18050), (1444, 16225), (1475, 15884), (1805, 12980), (1900, 12331), (2090, 11210), (2242, 10450), (2596, 9025), (2950, 7942), (3245, 7220), (3610, 6490), (3971, 5900), (4180, 5605), (4484, 5225)]