12739020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{619}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 41664000

約数和(自身を除く): 28924980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 619, 686, 735, 980, 1029, 1238, 1372, 1470, 1715, 1857, 2058, 2476, 2940, 3095, 3430, 3714, 4116, 4333, 5145, 6190, 6860, 7428, 8666, 9285, 10290, 12380, 12999, 17332, 18570, 20580, 21665, 25998, 30331, 37140, 43330, 51996, 60662, 64995, 86660, 90993, 121324, 129990, 151655, 181986, 212317, 259980, 303310, 363972, 424634, 454965, 606620, 636951, 849268, 909930, 1061585, 1273902, 1819860, 2123170, 2547804, 3184755, 4246340, 6369510, 12739020]

約数ペア:

[(1, 12739020), (2, 6369510), (3, 4246340), (4, 3184755), (5, 2547804), (6, 2123170), (7, 1819860), (10, 1273902), (12, 1061585), (14, 909930), (15, 849268), (20, 636951), (21, 606620), (28, 454965), (30, 424634), (35, 363972), (42, 303310), (49, 259980), (60, 212317), (70, 181986), (84, 151655), (98, 129990), (105, 121324), (140, 90993), (147, 86660), (196, 64995), (210, 60662), (245, 51996), (294, 43330), (343, 37140), (420, 30331), (490, 25998), (588, 21665), (619, 20580), (686, 18570), (735, 17332), (980, 12999), (1029, 12380), (1238, 10290), (1372, 9285), (1470, 8666), (1715, 7428), (1857, 6860), (2058, 6190), (2476, 5145), (2940, 4333), (3095, 4116), (3430, 3714)]