21036477440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373517}}^1$

素因数の和:373553

約数の個数: 88

約数和(自身を含む): 55050576912

約数和(自身を除く): 34014099472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1280, 1408, 1760, 2560, 2816, 3520, 5120, 5632, 7040, 11264, 14080, 28160, 56320, 373517, 747034, 1494068, 1867585, 2988136, 3735170, 4108687, 5976272, 7470340, 8217374, 11952544, 14940680, 16434748, 20543435, 23905088, 29881360, 32869496, 41086870, 47810176, 59762720, 65738992, 82173740, 95620352, 119525440, 131477984, 164347480, 191240704, 239050880, 262955968, 328694960, 382481408, 478101760, 525911936, 657389920, 956203520, 1051823872, 1314779840, 1912407040, 2103647744, 2629559680, 4207295488, 5259119360, 10518238720, 21036477440]

約数ペア:

[(1, 21036477440), (2, 10518238720), (4, 5259119360), (5, 4207295488), (8, 2629559680), (10, 2103647744), (11, 1912407040), (16, 1314779840), (20, 1051823872), (22, 956203520), (32, 657389920), (40, 525911936), (44, 478101760), (55, 382481408), (64, 328694960), (80, 262955968), (88, 239050880), (110, 191240704), (128, 164347480), (160, 131477984), (176, 119525440), (220, 95620352), (256, 82173740), (320, 65738992), (352, 59762720), (440, 47810176), (512, 41086870), (640, 32869496), (704, 29881360), (880, 23905088), (1024, 20543435), (1280, 16434748), (1408, 14940680), (1760, 11952544), (2560, 8217374), (2816, 7470340), (3520, 5976272), (5120, 4108687), (5632, 3735170), (7040, 2988136), (11264, 1867585), (14080, 1494068), (28160, 747034), (56320, 373517)]