2013807740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{464011}}^1$

素因数の和:464058

約数の個数: 48

約数和(自身を含む): 4989057024

約数和(自身を除く): 2975249284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 464011, 928022, 1856044, 2320055, 3248077, 4640110, 6496154, 9280220, 12992308, 14384341, 16240385, 28768682, 32480770, 57537364, 64961540, 71921705, 100690387, 143843410, 201380774, 287686820, 402761548, 503451935, 1006903870, 2013807740]

約数ペア:

[(1, 2013807740), (2, 1006903870), (4, 503451935), (5, 402761548), (7, 287686820), (10, 201380774), (14, 143843410), (20, 100690387), (28, 71921705), (31, 64961540), (35, 57537364), (62, 32480770), (70, 28768682), (124, 16240385), (140, 14384341), (155, 12992308), (217, 9280220), (310, 6496154), (434, 4640110), (620, 3248077), (868, 2320055), (1085, 1856044), (2170, 928022), (4340, 464011)]