1520402390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{1061}}^1$

素因数の和:1305

約数の個数: 64

約数和(自身を含む): 3010234752

約数和(自身を除く): 1489832362

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 151, 302, 365, 730, 755, 949, 1061, 1510, 1898, 1963, 2122, 3926, 4745, 5305, 9490, 9815, 10610, 11023, 13793, 19630, 22046, 27586, 55115, 68965, 77453, 110230, 137930, 143299, 154906, 160211, 286598, 320422, 387265, 716495, 774530, 801055, 1006889, 1432990, 1602110, 2013778, 2082743, 4165486, 5034445, 10068890, 10413715, 11695403, 20827430, 23390806, 58477015, 116954030, 152040239, 304080478, 760201195, 1520402390]

約数ペア:

[(1, 1520402390), (2, 760201195), (5, 304080478), (10, 152040239), (13, 116954030), (26, 58477015), (65, 23390806), (73, 20827430), (130, 11695403), (146, 10413715), (151, 10068890), (302, 5034445), (365, 4165486), (730, 2082743), (755, 2013778), (949, 1602110), (1061, 1432990), (1510, 1006889), (1898, 801055), (1963, 774530), (2122, 716495), (3926, 387265), (4745, 320422), (5305, 286598), (9490, 160211), (9815, 154906), (10610, 143299), (11023, 137930), (13793, 110230), (19630, 77453), (22046, 68965), (27586, 55115)]