47820320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17581}}^1$

素因数の和:17613

約数の個数: 48

約数和(自身を含む): 119627928

約数和(自身を除く): 71807608

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 17581, 35162, 70324, 87905, 140648, 175810, 281296, 298877, 351620, 562592, 597754, 703240, 1195508, 1406480, 1494385, 2391016, 2812960, 2988770, 4782032, 5977540, 9564064, 11955080, 23910160, 47820320]

約数ペア:

[(1, 47820320), (2, 23910160), (4, 11955080), (5, 9564064), (8, 5977540), (10, 4782032), (16, 2988770), (17, 2812960), (20, 2391016), (32, 1494385), (34, 1406480), (40, 1195508), (68, 703240), (80, 597754), (85, 562592), (136, 351620), (160, 298877), (170, 281296), (272, 175810), (340, 140648), (544, 87905), (680, 70324), (1360, 35162), (2720, 17581)]