412905740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{51229}}^1$

素因数の和:51282

約数の個数: 48

約数和(自身を含む): 963943680

約数和(自身を除く): 551037940

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, 51229, 102458, 204916, 256145, 512290, 665977, 1024580, 1331954, 1588099, 2663908, 3176198, 3329885, 6352396, 6659770, 7940495, 13319540, 15880990, 20645287, 31761980, 41290574, 82581148, 103226435, 206452870, 412905740]

約数ペア:

[(1, 412905740), (2, 206452870), (4, 103226435), (5, 82581148), (10, 41290574), (13, 31761980), (20, 20645287), (26, 15880990), (31, 13319540), (52, 7940495), (62, 6659770), (65, 6352396), (124, 3329885), (130, 3176198), (155, 2663908), (260, 1588099), (310, 1331954), (403, 1024580), (620, 665977), (806, 512290), (1612, 256145), (2015, 204916), (4030, 102458), (8060, 51229)]