15705503540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{260629}}^1$

素因数の和:260792

約数の個数: 48

約数和(自身を含む): 34678385280

約数和(自身を除く): 18972881740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 131, 230, 262, 460, 524, 655, 1310, 2620, 3013, 6026, 12052, 15065, 30130, 60260, 260629, 521258, 1042516, 1303145, 2606290, 5212580, 5994467, 11988934, 23977868, 29972335, 34142399, 59944670, 68284798, 119889340, 136569596, 170711995, 341423990, 682847980, 785275177, 1570550354, 3141100708, 3926375885, 7852751770, 15705503540]

約数ペア:

[(1, 15705503540), (2, 7852751770), (4, 3926375885), (5, 3141100708), (10, 1570550354), (20, 785275177), (23, 682847980), (46, 341423990), (92, 170711995), (115, 136569596), (131, 119889340), (230, 68284798), (262, 59944670), (460, 34142399), (524, 29972335), (655, 23977868), (1310, 11988934), (2620, 5994467), (3013, 5212580), (6026, 2606290), (12052, 1303145), (15065, 1042516), (30130, 521258), (60260, 260629)]