15145580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 33158496

約数和(自身を除く): 18012916

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 97, 148, 185, 194, 211, 370, 388, 422, 485, 740, 844, 970, 1055, 1940, 2110, 3589, 4220, 7178, 7807, 14356, 15614, 17945, 20467, 31228, 35890, 39035, 40934, 71780, 78070, 81868, 102335, 156140, 204670, 409340, 757279, 1514558, 3029116, 3786395, 7572790, 15145580]

約数ペア:

[(1, 15145580), (2, 7572790), (4, 3786395), (5, 3029116), (10, 1514558), (20, 757279), (37, 409340), (74, 204670), (97, 156140), (148, 102335), (185, 81868), (194, 78070), (211, 71780), (370, 40934), (388, 39035), (422, 35890), (485, 31228), (740, 20467), (844, 17945), (970, 15614), (1055, 14356), (1940, 7807), (2110, 7178), (3589, 4220)]