20129329360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{57697}}^1$

素因数の和:57813

約数の個数: 120

約数和(自身を含む): 55054277640

約数和(自身を除く): 34924948280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 178, 196, 245, 280, 356, 392, 445, 490, 560, 623, 712, 784, 890, 980, 1246, 1424, 1780, 1960, 2492, 3115, 3560, 3920, 4361, 4984, 6230, 7120, 8722, 9968, 12460, 17444, 21805, 24920, 34888, 43610, 49840, 57697, 69776, 87220, 115394, 174440, 230788, 288485, 348880, 403879, 461576, 576970, 807758, 923152, 1153940, 1615516, 2019395, 2307880, 2827153, 3231032, 4038790, 4615760, 5135033, 5654306, 6462064, 8077580, 10270066, 11308612, 14135765, 16155160, 20540132, 22617224, 25675165, 28271530, 32310320, 35945231, 41080264, 45234448, 51350330, 56543060, 71890462, 82160528, 102700660, 113086120, 143780924, 179726155, 205401320, 226172240, 251616617, 287561848, 359452310, 410802640, 503233234, 575123696, 718904620, 1006466468, 1258083085, 1437809240, 2012932936, 2516166170, 2875618480, 4025865872, 5032332340, 10064664680, 20129329360]

約数ペア:

[(1, 20129329360), (2, 10064664680), (4, 5032332340), (5, 4025865872), (7, 2875618480), (8, 2516166170), (10, 2012932936), (14, 1437809240), (16, 1258083085), (20, 1006466468), (28, 718904620), (35, 575123696), (40, 503233234), (49, 410802640), (56, 359452310), (70, 287561848), (80, 251616617), (89, 226172240), (98, 205401320), (112, 179726155), (140, 143780924), (178, 113086120), (196, 102700660), (245, 82160528), (280, 71890462), (356, 56543060), (392, 51350330), (445, 45234448), (490, 41080264), (560, 35945231), (623, 32310320), (712, 28271530), (784, 25675165), (890, 22617224), (980, 20540132), (1246, 16155160), (1424, 14135765), (1780, 11308612), (1960, 10270066), (2492, 8077580), (3115, 6462064), (3560, 5654306), (3920, 5135033), (4361, 4615760), (4984, 4038790), (6230, 3231032), (7120, 2827153), (8722, 2307880), (9968, 2019395), (12460, 1615516), (17444, 1153940), (21805, 923152), (24920, 807758), (34888, 576970), (43610, 461576), (49840, 403879), (57697, 348880), (69776, 288485), (87220, 230788), (115394, 174440)]