41199880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 95644800

約数和(自身を除く): 54444920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 89, 142, 163, 178, 284, 326, 355, 356, 445, 568, 652, 710, 712, 815, 890, 1304, 1420, 1630, 1780, 2840, 3260, 3560, 6319, 6520, 11573, 12638, 14507, 23146, 25276, 29014, 31595, 46292, 50552, 57865, 58028, 63190, 72535, 92584, 115730, 116056, 126380, 145070, 231460, 252760, 290140, 462920, 580280, 1029997, 2059994, 4119988, 5149985, 8239976, 10299970, 20599940, 41199880]

約数ペア:

[(1, 41199880), (2, 20599940), (4, 10299970), (5, 8239976), (8, 5149985), (10, 4119988), (20, 2059994), (40, 1029997), (71, 580280), (89, 462920), (142, 290140), (163, 252760), (178, 231460), (284, 145070), (326, 126380), (355, 116056), (356, 115730), (445, 92584), (568, 72535), (652, 63190), (710, 58028), (712, 57865), (815, 50552), (890, 46292), (1304, 31595), (1420, 29014), (1630, 25276), (1780, 23146), (2840, 14507), (3260, 12638), (3560, 11573), (6319, 6520)]