1639341790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{1847}}^1$

素因数の和:2121

約数の個数: 64

約数和(自身を含む): 3276370944

約数和(自身を除く): 1637029154

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 227, 230, 391, 454, 782, 1135, 1847, 1955, 2270, 3694, 3859, 3910, 5221, 7718, 9235, 10442, 18470, 19295, 26105, 31399, 38590, 42481, 52210, 62798, 84962, 88757, 156995, 177514, 212405, 313990, 419269, 424810, 443785, 722177, 838538, 887570, 1444354, 2096345, 3610885, 4192690, 7127573, 7221770, 9643187, 14255146, 19286374, 35637865, 48215935, 71275730, 96431870, 163934179, 327868358, 819670895, 1639341790]

約数ペア:

[(1, 1639341790), (2, 819670895), (5, 327868358), (10, 163934179), (17, 96431870), (23, 71275730), (34, 48215935), (46, 35637865), (85, 19286374), (115, 14255146), (170, 9643187), (227, 7221770), (230, 7127573), (391, 4192690), (454, 3610885), (782, 2096345), (1135, 1444354), (1847, 887570), (1955, 838538), (2270, 722177), (3694, 443785), (3859, 424810), (3910, 419269), (5221, 313990), (7718, 212405), (9235, 177514), (10442, 156995), (18470, 88757), (19295, 84962), (26105, 62798), (31399, 52210), (38590, 42481)]