40890964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 79632000

約数和(自身を除く): 38741036

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 149, 157, 298, 314, 437, 596, 628, 874, 1748, 2831, 2983, 3427, 3611, 5662, 5966, 6854, 7222, 11324, 11932, 13708, 14444, 23393, 46786, 65113, 68609, 93572, 130226, 137218, 260452, 274436, 444467, 538039, 888934, 1076078, 1777868, 2152156, 10222741, 20445482, 40890964]

約数ペア:

[(1, 40890964), (2, 20445482), (4, 10222741), (19, 2152156), (23, 1777868), (38, 1076078), (46, 888934), (76, 538039), (92, 444467), (149, 274436), (157, 260452), (298, 137218), (314, 130226), (437, 93572), (596, 68609), (628, 65113), (874, 46786), (1748, 23393), (2831, 14444), (2983, 13708), (3427, 11932), (3611, 11324), (5662, 7222), (5966, 6854)]