42907540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 97598592

約数和(自身を除く): 54691052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 227, 260, 454, 727, 908, 1135, 1454, 2270, 2908, 2951, 3635, 4540, 5902, 7270, 9451, 11804, 14540, 14755, 18902, 29510, 37804, 47255, 59020, 94510, 165029, 189020, 330058, 660116, 825145, 1650290, 2145377, 3300580, 4290754, 8581508, 10726885, 21453770, 42907540]

約数ペア:

[(1, 42907540), (2, 21453770), (4, 10726885), (5, 8581508), (10, 4290754), (13, 3300580), (20, 2145377), (26, 1650290), (52, 825145), (65, 660116), (130, 330058), (227, 189020), (260, 165029), (454, 94510), (727, 59020), (908, 47255), (1135, 37804), (1454, 29510), (2270, 18902), (2908, 14755), (2951, 14540), (3635, 11804), (4540, 9451), (5902, 7270)]