15590380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 35872704

約数和(自身を除く): 20282324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 983, 1220, 1586, 1966, 3172, 3932, 3965, 4915, 7930, 9830, 12779, 15860, 19660, 25558, 51116, 59963, 63895, 119926, 127790, 239852, 255580, 299815, 599630, 779519, 1199260, 1559038, 3118076, 3897595, 7795190, 15590380]

約数ペア:

[(1, 15590380), (2, 7795190), (4, 3897595), (5, 3118076), (10, 1559038), (13, 1199260), (20, 779519), (26, 599630), (52, 299815), (61, 255580), (65, 239852), (122, 127790), (130, 119926), (244, 63895), (260, 59963), (305, 51116), (610, 25558), (793, 19660), (983, 15860), (1220, 12779), (1586, 9830), (1966, 7930), (3172, 4915), (3932, 3965)]