22005040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 33705680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 467, 496, 589, 620, 760, 934, 1178, 1240, 1520, 1868, 2335, 2356, 2480, 2945, 3736, 4670, 4712, 5890, 7472, 8873, 9340, 9424, 11780, 14477, 17746, 18680, 23560, 28954, 35492, 37360, 44365, 47120, 57908, 70984, 72385, 88730, 115816, 141968, 144770, 177460, 231632, 275063, 289540, 354920, 550126, 579080, 709840, 1100252, 1158160, 1375315, 2200504, 2750630, 4401008, 5501260, 11002520, 22005040]

約数ペア:

[(1, 22005040), (2, 11002520), (4, 5501260), (5, 4401008), (8, 2750630), (10, 2200504), (16, 1375315), (19, 1158160), (20, 1100252), (31, 709840), (38, 579080), (40, 550126), (62, 354920), (76, 289540), (80, 275063), (95, 231632), (124, 177460), (152, 144770), (155, 141968), (190, 115816), (248, 88730), (304, 72385), (310, 70984), (380, 57908), (467, 47120), (496, 44365), (589, 37360), (620, 35492), (760, 28954), (934, 23560), (1178, 18680), (1240, 17746), (1520, 14477), (1868, 11780), (2335, 9424), (2356, 9340), (2480, 8873), (2945, 7472), (3736, 5890), (4670, 4712)]