72455740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27239}}^1$

素因数の和:27274

約数の個数: 48

約数和(自身を含む): 183052800

約数和(自身を除く): 110597060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 27239, 54478, 108956, 136195, 190673, 272390, 381346, 517541, 544780, 762692, 953365, 1035082, 1906730, 2070164, 2587705, 3622787, 3813460, 5175410, 7245574, 10350820, 14491148, 18113935, 36227870, 72455740]

約数ペア:

[(1, 72455740), (2, 36227870), (4, 18113935), (5, 14491148), (7, 10350820), (10, 7245574), (14, 5175410), (19, 3813460), (20, 3622787), (28, 2587705), (35, 2070164), (38, 1906730), (70, 1035082), (76, 953365), (95, 762692), (133, 544780), (140, 517541), (190, 381346), (266, 272390), (380, 190673), (532, 136195), (665, 108956), (1330, 54478), (2660, 27239)]