4285152820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{310969}}^1$

素因数の和:311044

約数の個数: 48

約数和(自身を含む): 9873919440

約数和(自身を除く): 5588766620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 310969, 621938, 1243876, 1554845, 3109690, 4042597, 6219380, 8085194, 16170388, 16481357, 20212985, 32962714, 40425970, 65925428, 80851940, 82406785, 164813570, 214257641, 329627140, 428515282, 857030564, 1071288205, 2142576410, 4285152820]

約数ペア:

[(1, 4285152820), (2, 2142576410), (4, 1071288205), (5, 857030564), (10, 428515282), (13, 329627140), (20, 214257641), (26, 164813570), (52, 82406785), (53, 80851940), (65, 65925428), (106, 40425970), (130, 32962714), (212, 20212985), (260, 16481357), (265, 16170388), (530, 8085194), (689, 6219380), (1060, 4042597), (1378, 3109690), (2756, 1554845), (3445, 1243876), (6890, 621938), (13780, 310969)]