12072640

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1265

約数の個数: 56

約数和(自身を含む): 29699712

約数和(自身を除く): 17627072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1217, 1240, 1984, 2434, 2480, 4868, 4960, 6085, 9736, 9920, 12170, 19472, 24340, 37727, 38944, 48680, 75454, 77888, 97360, 150908, 188635, 194720, 301816, 377270, 389440, 603632, 754540, 1207264, 1509080, 2414528, 3018160, 6036320, 12072640]

約数ペア:

[(1, 12072640), (2, 6036320), (4, 3018160), (5, 2414528), (8, 1509080), (10, 1207264), (16, 754540), (20, 603632), (31, 389440), (32, 377270), (40, 301816), (62, 194720), (64, 188635), (80, 150908), (124, 97360), (155, 77888), (160, 75454), (248, 48680), (310, 38944), (320, 37727), (496, 24340), (620, 19472), (992, 12170), (1217, 9920), (1240, 9736), (1984, 6085), (2434, 4960), (2480, 4868)]