617980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 1442952

約数和(自身を除く): 824972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2809, 2915, 5618, 5830, 11236, 11660, 14045, 28090, 30899, 56180, 61798, 123596, 154495, 308990, 617980]

約数ペア:

[(1, 617980), (2, 308990), (4, 154495), (5, 123596), (10, 61798), (11, 56180), (20, 30899), (22, 28090), (44, 14045), (53, 11660), (55, 11236), (106, 5830), (110, 5618), (212, 2915), (220, 2809), (265, 2332), (530, 1166), (583, 1060)]