201841663480

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{11985847}}^1$

素因数の和:11986279

約数の個数: 32

約数和(自身を含む): 455222507040

約数和(自身を除く): 253380843560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 11985847, 23971694, 47943388, 59929235, 95886776, 119858470, 239716940, 479433880, 5046041587, 10092083174, 20184166348, 25230207935, 40368332696, 50460415870, 100920831740, 201841663480]

約数ペア:

[(1, 201841663480), (2, 100920831740), (4, 50460415870), (5, 40368332696), (8, 25230207935), (10, 20184166348), (20, 10092083174), (40, 5046041587), (421, 479433880), (842, 239716940), (1684, 119858470), (2105, 95886776), (3368, 59929235), (4210, 47943388), (8420, 23971694), (16840, 11985847)]