39144320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2023

約数の個数: 64

約数和(自身を含む): 96647040

約数和(自身を除く): 57502720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1973, 1984, 2480, 3946, 3968, 4960, 7892, 9865, 9920, 15784, 19730, 19840, 31568, 39460, 61163, 63136, 78920, 122326, 126272, 157840, 244652, 252544, 305815, 315680, 489304, 611630, 631360, 978608, 1223260, 1262720, 1957216, 2446520, 3914432, 4893040, 7828864, 9786080, 19572160, 39144320]

約数ペア:

[(1, 39144320), (2, 19572160), (4, 9786080), (5, 7828864), (8, 4893040), (10, 3914432), (16, 2446520), (20, 1957216), (31, 1262720), (32, 1223260), (40, 978608), (62, 631360), (64, 611630), (80, 489304), (124, 315680), (128, 305815), (155, 252544), (160, 244652), (248, 157840), (310, 126272), (320, 122326), (496, 78920), (620, 63136), (640, 61163), (992, 39460), (1240, 31568), (1973, 19840), (1984, 19730), (2480, 15784), (3946, 9920), (3968, 9865), (4960, 7892)]