312574340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{1223}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 708196608

約数和(自身を除く): 395622268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 983, 1223, 1966, 2446, 3932, 4892, 4915, 6115, 9830, 12230, 12779, 15899, 19660, 24460, 25558, 31798, 51116, 63596, 63895, 79495, 127790, 158990, 255580, 317980, 1202209, 2404418, 4808836, 6011045, 12022090, 15628717, 24044180, 31257434, 62514868, 78143585, 156287170, 312574340]

約数ペア:

[(1, 312574340), (2, 156287170), (4, 78143585), (5, 62514868), (10, 31257434), (13, 24044180), (20, 15628717), (26, 12022090), (52, 6011045), (65, 4808836), (130, 2404418), (260, 1202209), (983, 317980), (1223, 255580), (1966, 158990), (2446, 127790), (3932, 79495), (4892, 63895), (4915, 63596), (6115, 51116), (9830, 31798), (12230, 25558), (12779, 24460), (15899, 19660)]