2019445780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2699}}^1$

素因数の和:2917

約数の個数: 96

約数和(自身を含む): 4898880000

約数和(自身を除く): 2879434220

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 179, 190, 209, 220, 358, 380, 418, 716, 836, 895, 1045, 1790, 1969, 2090, 2699, 3401, 3580, 3938, 4180, 5398, 6802, 7876, 9845, 10796, 13495, 13604, 17005, 19690, 26990, 29689, 34010, 37411, 39380, 51281, 53980, 59378, 68020, 74822, 102562, 118756, 148445, 149644, 187055, 205124, 256405, 296890, 374110, 483121, 512810, 564091, 593780, 748220, 966242, 1025620, 1128182, 1932484, 2256364, 2415605, 2820455, 4831210, 5314331, 5640910, 9179299, 9662420, 10628662, 11281820, 18358598, 21257324, 26571655, 36717196, 45896495, 53143310, 91792990, 100972289, 106286620, 183585980, 201944578, 403889156, 504861445, 1009722890, 2019445780]

約数ペア:

[(1, 2019445780), (2, 1009722890), (4, 504861445), (5, 403889156), (10, 201944578), (11, 183585980), (19, 106286620), (20, 100972289), (22, 91792990), (38, 53143310), (44, 45896495), (55, 36717196), (76, 26571655), (95, 21257324), (110, 18358598), (179, 11281820), (190, 10628662), (209, 9662420), (220, 9179299), (358, 5640910), (380, 5314331), (418, 4831210), (716, 2820455), (836, 2415605), (895, 2256364), (1045, 1932484), (1790, 1128182), (1969, 1025620), (2090, 966242), (2699, 748220), (3401, 593780), (3580, 564091), (3938, 512810), (4180, 483121), (5398, 374110), (6802, 296890), (7876, 256405), (9845, 205124), (10796, 187055), (13495, 149644), (13604, 148445), (17005, 118756), (19690, 102562), (26990, 74822), (29689, 68020), (34010, 59378), (37411, 53980), (39380, 51281)]