1391946190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73609}}^1$

素因数の和:73708

約数の個数: 32

約数和(自身を含む): 2628760320

約数和(自身を除く): 1236814130

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3782, 9455, 18910, 73609, 147218, 368045, 736090, 2281879, 4490149, 4563758, 8980298, 11409395, 22450745, 22818790, 44901490, 139194619, 278389238, 695973095, 1391946190]

約数ペア:

[(1, 1391946190), (2, 695973095), (5, 278389238), (10, 139194619), (31, 44901490), (61, 22818790), (62, 22450745), (122, 11409395), (155, 8980298), (305, 4563758), (310, 4490149), (610, 2281879), (1891, 736090), (3782, 368045), (9455, 147218), (18910, 73609)]