40602664

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 84680640

約数和(自身を除く): 44077976

約数列:

[1, 2, 4, 8, 17, 34, 43, 53, 68, 86, 106, 131, 136, 172, 212, 262, 344, 424, 524, 731, 901, 1048, 1462, 1802, 2227, 2279, 2924, 3604, 4454, 4558, 5633, 5848, 6943, 7208, 8908, 9116, 11266, 13886, 17816, 18232, 22532, 27772, 38743, 45064, 55544, 77486, 95761, 118031, 154972, 191522, 236062, 298549, 309944, 383044, 472124, 597098, 766088, 944248, 1194196, 2388392, 5075333, 10150666, 20301332, 40602664]

約数ペア:

[(1, 40602664), (2, 20301332), (4, 10150666), (8, 5075333), (17, 2388392), (34, 1194196), (43, 944248), (53, 766088), (68, 597098), (86, 472124), (106, 383044), (131, 309944), (136, 298549), (172, 236062), (212, 191522), (262, 154972), (344, 118031), (424, 95761), (524, 77486), (731, 55544), (901, 45064), (1048, 38743), (1462, 27772), (1802, 22532), (2227, 18232), (2279, 17816), (2924, 13886), (3604, 11266), (4454, 9116), (4558, 8908), (5633, 7208), (5848, 6943)]