411438820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{51047}}^1$

素因数の和:51100

約数の個数: 48

約数和(自身を含む): 960519168

約数和(自身を除く): 549080348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 51047, 102094, 204188, 255235, 510470, 663611, 1020940, 1327222, 1582457, 2654444, 3164914, 3318055, 6329828, 6636110, 7912285, 13272220, 15824570, 20571941, 31649140, 41143882, 82287764, 102859705, 205719410, 411438820]

約数ペア:

[(1, 411438820), (2, 205719410), (4, 102859705), (5, 82287764), (10, 41143882), (13, 31649140), (20, 20571941), (26, 15824570), (31, 13272220), (52, 7912285), (62, 6636110), (65, 6329828), (124, 3318055), (130, 3164914), (155, 2654444), (260, 1582457), (310, 1327222), (403, 1020940), (620, 663611), (806, 510470), (1612, 255235), (2015, 204188), (4030, 102094), (8060, 51047)]