38541680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15541}}^1$

素因数の和:15585

約数の個数: 40

約数和(自身を含む): 92505984

約数和(自身を除く): 53964304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 15541, 31082, 62164, 77705, 124328, 155410, 248656, 310820, 481771, 621640, 963542, 1243280, 1927084, 2408855, 3854168, 4817710, 7708336, 9635420, 19270840, 38541680]

約数ペア:

[(1, 38541680), (2, 19270840), (4, 9635420), (5, 7708336), (8, 4817710), (10, 3854168), (16, 2408855), (20, 1927084), (31, 1243280), (40, 963542), (62, 621640), (80, 481771), (124, 310820), (155, 248656), (248, 155410), (310, 124328), (496, 77705), (620, 62164), (1240, 31082), (2480, 15541)]