15536920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{7927}}^1$

素因数の和:7952

約数の個数: 48

約数和(自身を含む): 40670640

約数和(自身を除く): 25133720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 7927, 15854, 31708, 39635, 55489, 63416, 79270, 110978, 158540, 221956, 277445, 317080, 388423, 443912, 554890, 776846, 1109780, 1553692, 1942115, 2219560, 3107384, 3884230, 7768460, 15536920]

約数ペア:

[(1, 15536920), (2, 7768460), (4, 3884230), (5, 3107384), (7, 2219560), (8, 1942115), (10, 1553692), (14, 1109780), (20, 776846), (28, 554890), (35, 443912), (40, 388423), (49, 317080), (56, 277445), (70, 221956), (98, 158540), (140, 110978), (196, 79270), (245, 63416), (280, 55489), (392, 39635), (490, 31708), (980, 15854), (1960, 7927)]