2953931540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{21163}}^1$

素因数の和:22176

約数の個数: 48

約数和(自身を含む): 7096881792

約数和(自身を除く): 4142950252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 997, 1994, 3988, 4985, 6979, 9970, 13958, 19940, 21163, 27916, 34895, 42326, 69790, 84652, 105815, 139580, 148141, 211630, 296282, 423260, 592564, 740705, 1481410, 2962820, 21099511, 42199022, 84398044, 105497555, 147696577, 210995110, 295393154, 421990220, 590786308, 738482885, 1476965770, 2953931540]

約数ペア:

[(1, 2953931540), (2, 1476965770), (4, 738482885), (5, 590786308), (7, 421990220), (10, 295393154), (14, 210995110), (20, 147696577), (28, 105497555), (35, 84398044), (70, 42199022), (140, 21099511), (997, 2962820), (1994, 1481410), (3988, 740705), (4985, 592564), (6979, 423260), (9970, 296282), (13958, 211630), (19940, 148141), (21163, 139580), (27916, 105815), (34895, 84652), (42326, 69790)]