386205440

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9733}}^1$

素因数の和:9785

約数の個数: 72

約数和(自身を含む): 955022208

約数和(自身を除く): 568816768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9733, 9920, 19466, 19840, 38932, 39680, 48665, 77864, 97330, 155728, 194660, 301723, 311456, 389320, 603446, 622912, 778640, 1206892, 1245824, 1508615, 1557280, 2413784, 2491648, 3017230, 3114560, 4827568, 6034460, 6229120, 9655136, 12068920, 12458240, 19310272, 24137840, 38620544, 48275680, 77241088, 96551360, 193102720, 386205440]

約数ペア:

[(1, 386205440), (2, 193102720), (4, 96551360), (5, 77241088), (8, 48275680), (10, 38620544), (16, 24137840), (20, 19310272), (31, 12458240), (32, 12068920), (40, 9655136), (62, 6229120), (64, 6034460), (80, 4827568), (124, 3114560), (128, 3017230), (155, 2491648), (160, 2413784), (248, 1557280), (256, 1508615), (310, 1245824), (320, 1206892), (496, 778640), (620, 622912), (640, 603446), (992, 389320), (1240, 311456), (1280, 301723), (1984, 194660), (2480, 155728), (3968, 97330), (4960, 77864), (7936, 48665), (9733, 39680), (9920, 38932), (19466, 19840)]