7271940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9323}}^1$

素因数の和:9348

約数の個数: 48

約数和(自身を含む): 21930048

約数和(自身を除く): 14658108

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, 9323, 18646, 27969, 37292, 46615, 55938, 93230, 111876, 121199, 139845, 186460, 242398, 279690, 363597, 484796, 559380, 605995, 727194, 1211990, 1454388, 1817985, 2423980, 3635970, 7271940]

約数ペア:

[(1, 7271940), (2, 3635970), (3, 2423980), (4, 1817985), (5, 1454388), (6, 1211990), (10, 727194), (12, 605995), (13, 559380), (15, 484796), (20, 363597), (26, 279690), (30, 242398), (39, 186460), (52, 139845), (60, 121199), (65, 111876), (78, 93230), (130, 55938), (156, 46615), (195, 37292), (260, 27969), (390, 18646), (780, 9323)]