9971940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:573

約数の個数: 96

約数和(自身を含む): 31570560

約数和(自身を除く): 21598620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 521, 580, 638, 660, 870, 957, 1042, 1276, 1563, 1595, 1740, 1914, 2084, 2605, 3126, 3190, 3828, 4785, 5210, 5731, 6252, 6380, 7815, 9570, 10420, 11462, 15109, 15630, 17193, 19140, 22924, 28655, 30218, 31260, 34386, 45327, 57310, 60436, 68772, 75545, 85965, 90654, 114620, 151090, 166199, 171930, 181308, 226635, 302180, 332398, 343860, 453270, 498597, 664796, 830995, 906540, 997194, 1661990, 1994388, 2492985, 3323980, 4985970, 9971940]

約数ペア:

[(1, 9971940), (2, 4985970), (3, 3323980), (4, 2492985), (5, 1994388), (6, 1661990), (10, 997194), (11, 906540), (12, 830995), (15, 664796), (20, 498597), (22, 453270), (29, 343860), (30, 332398), (33, 302180), (44, 226635), (55, 181308), (58, 171930), (60, 166199), (66, 151090), (87, 114620), (110, 90654), (116, 85965), (132, 75545), (145, 68772), (165, 60436), (174, 57310), (220, 45327), (290, 34386), (319, 31260), (330, 30218), (348, 28655), (435, 22924), (521, 19140), (580, 17193), (638, 15630), (660, 15109), (870, 11462), (957, 10420), (1042, 9570), (1276, 7815), (1563, 6380), (1595, 6252), (1740, 5731), (1914, 5210), (2084, 4785), (2605, 3828), (3126, 3190)]