28099073940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2158147}}^1$

素因数の和:2158197

約数の個数: 96

約数和(自身を含む): 92817629184

約数和(自身を除く): 64718555244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 2158147, 4316294, 6474441, 8632588, 10790735, 12948882, 15107029, 21581470, 25897764, 30214058, 32372205, 43162940, 45321087, 60428116, 64744410, 66902557, 75535145, 90642174, 129488820, 133805114, 151070290, 181284348, 200707671, 226605435, 267610228, 302140580, 334512785, 401415342, 453210870, 468317899, 669025570, 802830684, 906421740, 936635798, 1003538355, 1338051140, 1404953697, 1873271596, 2007076710, 2341589495, 2809907394, 4014153420, 4683178990, 5619814788, 7024768485, 9366357980, 14049536970, 28099073940]

約数ペア:

[(1, 28099073940), (2, 14049536970), (3, 9366357980), (4, 7024768485), (5, 5619814788), (6, 4683178990), (7, 4014153420), (10, 2809907394), (12, 2341589495), (14, 2007076710), (15, 1873271596), (20, 1404953697), (21, 1338051140), (28, 1003538355), (30, 936635798), (31, 906421740), (35, 802830684), (42, 669025570), (60, 468317899), (62, 453210870), (70, 401415342), (84, 334512785), (93, 302140580), (105, 267610228), (124, 226605435), (140, 200707671), (155, 181284348), (186, 151070290), (210, 133805114), (217, 129488820), (310, 90642174), (372, 75535145), (420, 66902557), (434, 64744410), (465, 60428116), (620, 45321087), (651, 43162940), (868, 32372205), (930, 30214058), (1085, 25897764), (1302, 21581470), (1860, 15107029), (2170, 12948882), (2604, 10790735), (3255, 8632588), (4340, 6474441), (6510, 4316294), (13020, 2158147)]