15691779580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1\times {\mathrm{19421}}^1$

素因数の和:20070

約数の個数: 48

約数和(自身を含む): 33477312960

約数和(自身を除く): 17785533380

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 569, 710, 1138, 1420, 2276, 2845, 5690, 11380, 19421, 38842, 40399, 77684, 80798, 97105, 161596, 194210, 201995, 388420, 403990, 807980, 1378891, 2757782, 5515564, 6894455, 11050549, 13788910, 22101098, 27577820, 44202196, 55252745, 110505490, 221010980, 784588979, 1569177958, 3138355916, 3922944895, 7845889790, 15691779580]

約数ペア:

[(1, 15691779580), (2, 7845889790), (4, 3922944895), (5, 3138355916), (10, 1569177958), (20, 784588979), (71, 221010980), (142, 110505490), (284, 55252745), (355, 44202196), (569, 27577820), (710, 22101098), (1138, 13788910), (1420, 11050549), (2276, 6894455), (2845, 5515564), (5690, 2757782), (11380, 1378891), (19421, 807980), (38842, 403990), (40399, 388420), (77684, 201995), (80798, 194210), (97105, 161596)]