2462640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 7904256

約数和(自身を除く): 5441616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 331, 372, 465, 496, 620, 662, 744, 930, 993, 1240, 1324, 1488, 1655, 1860, 1986, 2480, 2648, 3310, 3720, 3972, 4965, 5296, 6620, 7440, 7944, 9930, 10261, 13240, 15888, 19860, 20522, 26480, 30783, 39720, 41044, 51305, 61566, 79440, 82088, 102610, 123132, 153915, 164176, 205220, 246264, 307830, 410440, 492528, 615660, 820880, 1231320, 2462640]

約数ペア:

[(1, 2462640), (2, 1231320), (3, 820880), (4, 615660), (5, 492528), (6, 410440), (8, 307830), (10, 246264), (12, 205220), (15, 164176), (16, 153915), (20, 123132), (24, 102610), (30, 82088), (31, 79440), (40, 61566), (48, 51305), (60, 41044), (62, 39720), (80, 30783), (93, 26480), (120, 20522), (124, 19860), (155, 15888), (186, 13240), (240, 10261), (248, 9930), (310, 7944), (331, 7440), (372, 6620), (465, 5296), (496, 4965), (620, 3972), (662, 3720), (744, 3310), (930, 2648), (993, 2480), (1240, 1986), (1324, 1860), (1488, 1655)]