61401940

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 131861520

約数和(自身を除く): 70459580

約数列:

[1, 2, 4, 5, 10, 20, 101, 113, 202, 226, 269, 404, 452, 505, 538, 565, 1010, 1076, 1130, 1345, 2020, 2260, 2690, 5380, 11413, 22826, 27169, 30397, 45652, 54338, 57065, 60794, 108676, 114130, 121588, 135845, 151985, 228260, 271690, 303970, 543380, 607940, 3070097, 6140194, 12280388, 15350485, 30700970, 61401940]

約数ペア:

[(1, 61401940), (2, 30700970), (4, 15350485), (5, 12280388), (10, 6140194), (20, 3070097), (101, 607940), (113, 543380), (202, 303970), (226, 271690), (269, 228260), (404, 151985), (452, 135845), (505, 121588), (538, 114130), (565, 108676), (1010, 60794), (1076, 57065), (1130, 54338), (1345, 45652), (2020, 30397), (2260, 27169), (2690, 22826), (5380, 11413)]