321043940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{55931}}^1$

素因数の和:55988

約数の個数: 48

約数和(自身を含む): 789312384

約数和(自身を除く): 468268444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 55931, 111862, 223724, 279655, 391517, 559310, 783034, 1118620, 1566068, 1957585, 2293171, 3915170, 4586342, 7830340, 9172684, 11465855, 16052197, 22931710, 32104394, 45863420, 64208788, 80260985, 160521970, 321043940]

約数ペア:

[(1, 321043940), (2, 160521970), (4, 80260985), (5, 64208788), (7, 45863420), (10, 32104394), (14, 22931710), (20, 16052197), (28, 11465855), (35, 9172684), (41, 7830340), (70, 4586342), (82, 3915170), (140, 2293171), (164, 1957585), (205, 1566068), (287, 1118620), (410, 783034), (574, 559310), (820, 391517), (1148, 279655), (1435, 223724), (2870, 111862), (5740, 55931)]