9945068540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2379203}}^1$

素因数の和:2379242

約数の個数: 48

約数和(自身を含む): 23982376320

約数和(自身を除く): 14037307780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 2379203, 4758406, 9516812, 11896015, 23792030, 26171233, 45204857, 47584060, 52342466, 90409714, 104684932, 130856165, 180819428, 226024285, 261712330, 452048570, 497253427, 523424660, 904097140, 994506854, 1989013708, 2486267135, 4972534270, 9945068540]

約数ペア:

[(1, 9945068540), (2, 4972534270), (4, 2486267135), (5, 1989013708), (10, 994506854), (11, 904097140), (19, 523424660), (20, 497253427), (22, 452048570), (38, 261712330), (44, 226024285), (55, 180819428), (76, 130856165), (95, 104684932), (110, 90409714), (190, 52342466), (209, 47584060), (220, 45204857), (380, 26171233), (418, 23792030), (836, 11896015), (1045, 9516812), (2090, 4758406), (4180, 2379203)]