42297970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2731

約数の個数: 48

約数和(自身を含む): 90158040

約数和(自身を除く): 47860070

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 2689, 3146, 5378, 7865, 13445, 15730, 26890, 29579, 34957, 59158, 69914, 147895, 174785, 295790, 325369, 349570, 384527, 650738, 769054, 1626845, 1922635, 3253690, 3845270, 4229797, 8459594, 21148985, 42297970]

約数ペア:

[(1, 42297970), (2, 21148985), (5, 8459594), (10, 4229797), (11, 3845270), (13, 3253690), (22, 1922635), (26, 1626845), (55, 769054), (65, 650738), (110, 384527), (121, 349570), (130, 325369), (143, 295790), (242, 174785), (286, 147895), (605, 69914), (715, 59158), (1210, 34957), (1430, 29579), (1573, 26890), (2689, 15730), (3146, 13445), (5378, 7865)]