431963920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7573}}^1$

素因数の和:7640

約数の個数: 80

約数和(自身を含む): 1081930752

約数和(自身を除く): 649966832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3565, 5704, 7130, 7573, 11408, 14260, 15146, 28520, 30292, 37865, 57040, 60584, 75730, 121168, 151460, 174179, 234763, 302920, 348358, 469526, 605840, 696716, 870895, 939052, 1173815, 1393432, 1741790, 1878104, 2347630, 2786864, 3483580, 3756208, 4695260, 5399549, 6967160, 9390520, 10799098, 13934320, 18781040, 21598196, 26997745, 43196392, 53995490, 86392784, 107990980, 215981960, 431963920]

約数ペア:

[(1, 431963920), (2, 215981960), (4, 107990980), (5, 86392784), (8, 53995490), (10, 43196392), (16, 26997745), (20, 21598196), (23, 18781040), (31, 13934320), (40, 10799098), (46, 9390520), (62, 6967160), (80, 5399549), (92, 4695260), (115, 3756208), (124, 3483580), (155, 2786864), (184, 2347630), (230, 1878104), (248, 1741790), (310, 1393432), (368, 1173815), (460, 939052), (496, 870895), (620, 696716), (713, 605840), (920, 469526), (1240, 348358), (1426, 302920), (1840, 234763), (2480, 174179), (2852, 151460), (3565, 121168), (5704, 75730), (7130, 60584), (7573, 57040), (11408, 37865), (14260, 30292), (15146, 28520)]