1640303210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1802531}}^1$

素因数の和:1802558

約数の個数: 32

約数和(自身を含む): 3633904512

約数和(自身を除く): 1993601302

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 1802531, 3605062, 9012655, 12617717, 18025310, 23432903, 25235434, 46865806, 63088585, 117164515, 126177170, 164030321, 234329030, 328060642, 820151605, 1640303210]

約数ペア:

[(1, 1640303210), (2, 820151605), (5, 328060642), (7, 234329030), (10, 164030321), (13, 126177170), (14, 117164515), (26, 63088585), (35, 46865806), (65, 25235434), (70, 23432903), (91, 18025310), (130, 12617717), (182, 9012655), (455, 3605062), (910, 1802531)]