1900005240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2261911}}^1$

素因数の和:2261932

約数の個数: 64

約数和(自身を含む): 6514306560

約数和(自身を除く): 4614301320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2261911, 4523822, 6785733, 9047644, 11309555, 13571466, 15833377, 18095288, 22619110, 27142932, 31666754, 33928665, 45238220, 47500131, 54285864, 63333508, 67857330, 79166885, 90476440, 95000262, 126667016, 135714660, 158333770, 190000524, 237500655, 271429320, 316667540, 380001048, 475001310, 633335080, 950002620, 1900005240]

約数ペア:

[(1, 1900005240), (2, 950002620), (3, 633335080), (4, 475001310), (5, 380001048), (6, 316667540), (7, 271429320), (8, 237500655), (10, 190000524), (12, 158333770), (14, 135714660), (15, 126667016), (20, 95000262), (21, 90476440), (24, 79166885), (28, 67857330), (30, 63333508), (35, 54285864), (40, 47500131), (42, 45238220), (56, 33928665), (60, 31666754), (70, 27142932), (84, 22619110), (105, 18095288), (120, 15833377), (140, 13571466), (168, 11309555), (210, 9047644), (280, 6785733), (420, 4523822), (840, 2261911)]