54708420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70139}}^1$

素因数の和:70164

約数の個数: 48

約数和(自身を含む): 164969280

約数和(自身を除く): 110260860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 70139, 140278, 210417, 280556, 350695, 420834, 701390, 841668, 911807, 1052085, 1402780, 1823614, 2104170, 2735421, 3647228, 4208340, 4559035, 5470842, 9118070, 10941684, 13677105, 18236140, 27354210, 54708420]

約数ペア:

[(1, 54708420), (2, 27354210), (3, 18236140), (4, 13677105), (5, 10941684), (6, 9118070), (10, 5470842), (12, 4559035), (13, 4208340), (15, 3647228), (20, 2735421), (26, 2104170), (30, 1823614), (39, 1402780), (52, 1052085), (60, 911807), (65, 841668), (78, 701390), (130, 420834), (156, 350695), (195, 280556), (260, 210417), (390, 140278), (780, 70139)]