19876080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11831}}^1$

素因数の和:11854

約数の個数: 80

約数和(自身を含む): 70424064

約数和(自身を除く): 50547984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 11831, 23662, 35493, 47324, 59155, 70986, 82817, 94648, 118310, 141972, 165634, 177465, 189296, 236620, 248451, 283944, 331268, 354930, 414085, 473240, 496902, 567888, 662536, 709860, 828170, 946480, 993804, 1242255, 1325072, 1419720, 1656340, 1987608, 2484510, 2839440, 3312680, 3975216, 4969020, 6625360, 9938040, 19876080]

約数ペア:

[(1, 19876080), (2, 9938040), (3, 6625360), (4, 4969020), (5, 3975216), (6, 3312680), (7, 2839440), (8, 2484510), (10, 1987608), (12, 1656340), (14, 1419720), (15, 1325072), (16, 1242255), (20, 993804), (21, 946480), (24, 828170), (28, 709860), (30, 662536), (35, 567888), (40, 496902), (42, 473240), (48, 414085), (56, 354930), (60, 331268), (70, 283944), (80, 248451), (84, 236620), (105, 189296), (112, 177465), (120, 165634), (140, 141972), (168, 118310), (210, 94648), (240, 82817), (280, 70986), (336, 59155), (420, 47324), (560, 35493), (840, 23662), (1680, 11831)]