835617640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:803

約数の個数: 128

約数和(自身を含む): 2220462720

約数和(自身を除く): 1384845080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 347, 421, 440, 520, 572, 694, 715, 842, 1144, 1388, 1430, 1684, 1735, 2105, 2776, 2860, 3368, 3470, 3817, 4210, 4511, 4631, 5473, 5720, 6940, 7634, 8420, 9022, 9262, 10946, 13880, 15268, 16840, 18044, 18524, 19085, 21892, 22555, 23155, 27365, 30536, 36088, 37048, 38170, 43784, 45110, 46310, 49621, 54730, 60203, 76340, 90220, 92620, 99242, 109460, 120406, 146087, 152680, 180440, 185240, 198484, 218920, 240812, 248105, 292174, 301015, 396968, 481624, 496210, 584348, 602030, 730435, 992420, 1168696, 1204060, 1460870, 1606957, 1899131, 1984840, 2408120, 2921740, 3213914, 3798262, 5843480, 6427828, 7596524, 8034785, 9495655, 12855656, 15193048, 16069570, 18991310, 20890441, 32139140, 37982620, 41780882, 64278280, 75965240, 83561764, 104452205, 167123528, 208904410, 417808820, 835617640]

約数ペア:

[(1, 835617640), (2, 417808820), (4, 208904410), (5, 167123528), (8, 104452205), (10, 83561764), (11, 75965240), (13, 64278280), (20, 41780882), (22, 37982620), (26, 32139140), (40, 20890441), (44, 18991310), (52, 16069570), (55, 15193048), (65, 12855656), (88, 9495655), (104, 8034785), (110, 7596524), (130, 6427828), (143, 5843480), (220, 3798262), (260, 3213914), (286, 2921740), (347, 2408120), (421, 1984840), (440, 1899131), (520, 1606957), (572, 1460870), (694, 1204060), (715, 1168696), (842, 992420), (1144, 730435), (1388, 602030), (1430, 584348), (1684, 496210), (1735, 481624), (2105, 396968), (2776, 301015), (2860, 292174), (3368, 248105), (3470, 240812), (3817, 218920), (4210, 198484), (4511, 185240), (4631, 180440), (5473, 152680), (5720, 146087), (6940, 120406), (7634, 109460), (8420, 99242), (9022, 92620), (9262, 90220), (10946, 76340), (13880, 60203), (15268, 54730), (16840, 49621), (18044, 46310), (18524, 45110), (19085, 43784), (21892, 38170), (22555, 37048), (23155, 36088), (27365, 30536)]