181431460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4423}}^1$

素因数の和:4732

約数の個数: 48

約数和(自身を含む): 437020416

約数和(自身を除く): 255588956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 293, 586, 1172, 1465, 2051, 2930, 4102, 4423, 5860, 8204, 8846, 10255, 17692, 20510, 22115, 30961, 41020, 44230, 61922, 88460, 123844, 154805, 309610, 619220, 1295939, 2591878, 5183756, 6479695, 9071573, 12959390, 18143146, 25918780, 36286292, 45357865, 90715730, 181431460]

約数ペア:

[(1, 181431460), (2, 90715730), (4, 45357865), (5, 36286292), (7, 25918780), (10, 18143146), (14, 12959390), (20, 9071573), (28, 6479695), (35, 5183756), (70, 2591878), (140, 1295939), (293, 619220), (586, 309610), (1172, 154805), (1465, 123844), (2051, 88460), (2930, 61922), (4102, 44230), (4423, 41020), (5860, 30961), (8204, 22115), (8846, 20510), (10255, 17692)]