1870720

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 4651200

約数和(自身を除く): 2780480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 79, 80, 128, 148, 158, 160, 185, 296, 316, 320, 370, 395, 592, 632, 640, 740, 790, 1184, 1264, 1480, 1580, 2368, 2528, 2923, 2960, 3160, 4736, 5056, 5846, 5920, 6320, 10112, 11692, 11840, 12640, 14615, 23384, 23680, 25280, 29230, 46768, 50560, 58460, 93536, 116920, 187072, 233840, 374144, 467680, 935360, 1870720]

約数ペア:

[(1, 1870720), (2, 935360), (4, 467680), (5, 374144), (8, 233840), (10, 187072), (16, 116920), (20, 93536), (32, 58460), (37, 50560), (40, 46768), (64, 29230), (74, 25280), (79, 23680), (80, 23384), (128, 14615), (148, 12640), (158, 11840), (160, 11692), (185, 10112), (296, 6320), (316, 5920), (320, 5846), (370, 5056), (395, 4736), (592, 3160), (632, 2960), (640, 2923), (740, 2528), (790, 2368), (1184, 1580), (1264, 1480)]