15004280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 36080640

約数和(自身を除く): 21076360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 347, 376, 460, 470, 694, 920, 940, 1081, 1388, 1735, 1880, 2162, 2776, 3470, 4324, 5405, 6940, 7981, 8648, 10810, 13880, 15962, 16309, 21620, 31924, 32618, 39905, 43240, 63848, 65236, 79810, 81545, 130472, 159620, 163090, 319240, 326180, 375107, 652360, 750214, 1500428, 1875535, 3000856, 3751070, 7502140, 15004280]

約数ペア:

[(1, 15004280), (2, 7502140), (4, 3751070), (5, 3000856), (8, 1875535), (10, 1500428), (20, 750214), (23, 652360), (40, 375107), (46, 326180), (47, 319240), (92, 163090), (94, 159620), (115, 130472), (184, 81545), (188, 79810), (230, 65236), (235, 63848), (347, 43240), (376, 39905), (460, 32618), (470, 31924), (694, 21620), (920, 16309), (940, 15962), (1081, 13880), (1388, 10810), (1735, 8648), (1880, 7981), (2162, 6940), (2776, 5405), (3470, 4324)]