20127320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29599}}^1$

素因数の和:29627

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 27824680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29599, 59198, 118396, 147995, 236792, 295990, 503183, 591980, 1006366, 1183960, 2012732, 2515915, 4025464, 5031830, 10063660, 20127320]

約数ペア:

[(1, 20127320), (2, 10063660), (4, 5031830), (5, 4025464), (8, 2515915), (10, 2012732), (17, 1183960), (20, 1006366), (34, 591980), (40, 503183), (68, 295990), (85, 236792), (136, 147995), (170, 118396), (340, 59198), (680, 29599)]