40004756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 79779840

約数和(自身を除く): 39775084

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 139, 211, 278, 341, 422, 556, 682, 844, 1364, 1529, 2321, 3058, 4309, 4642, 6116, 6541, 8618, 9284, 13082, 17236, 26164, 29329, 47399, 58658, 71951, 94798, 117316, 143902, 189596, 287804, 322619, 645238, 909199, 1290476, 1818398, 3636796, 10001189, 20002378, 40004756]

約数ペア:

[(1, 40004756), (2, 20002378), (4, 10001189), (11, 3636796), (22, 1818398), (31, 1290476), (44, 909199), (62, 645238), (124, 322619), (139, 287804), (211, 189596), (278, 143902), (341, 117316), (422, 94798), (556, 71951), (682, 58658), (844, 47399), (1364, 29329), (1529, 26164), (2321, 17236), (3058, 13082), (4309, 9284), (4642, 8618), (6116, 6541)]