22187320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 53395200

約数和(自身を除く): 31207880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 617, 620, 899, 1160, 1234, 1240, 1798, 2468, 3085, 3596, 4495, 4936, 6170, 7192, 8990, 12340, 17893, 17980, 19127, 24680, 35786, 35960, 38254, 71572, 76508, 89465, 95635, 143144, 153016, 178930, 191270, 357860, 382540, 554683, 715720, 765080, 1109366, 2218732, 2773415, 4437464, 5546830, 11093660, 22187320]

約数ペア:

[(1, 22187320), (2, 11093660), (4, 5546830), (5, 4437464), (8, 2773415), (10, 2218732), (20, 1109366), (29, 765080), (31, 715720), (40, 554683), (58, 382540), (62, 357860), (116, 191270), (124, 178930), (145, 153016), (155, 143144), (232, 95635), (248, 89465), (290, 76508), (310, 71572), (580, 38254), (617, 35960), (620, 35786), (899, 24680), (1160, 19127), (1234, 17980), (1240, 17893), (1798, 12340), (2468, 8990), (3085, 7192), (3596, 6170), (4495, 4936)]