1181204840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{8693}}^1$

素因数の和:8826

約数の個数: 64

約数和(自身を含む): 2754259200

約数和(自身を除く): 1573054360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1580, 1720, 3160, 3397, 6794, 8693, 13588, 16985, 17386, 27176, 33970, 34772, 43465, 67940, 69544, 86930, 135880, 173860, 347720, 373799, 686747, 747598, 1373494, 1495196, 1868995, 2746988, 2990392, 3433735, 3737990, 5493976, 6867470, 7475980, 13734940, 14951960, 27469880, 29530121, 59060242, 118120484, 147650605, 236240968, 295301210, 590602420, 1181204840]

約数ペア:

[(1, 1181204840), (2, 590602420), (4, 295301210), (5, 236240968), (8, 147650605), (10, 118120484), (20, 59060242), (40, 29530121), (43, 27469880), (79, 14951960), (86, 13734940), (158, 7475980), (172, 6867470), (215, 5493976), (316, 3737990), (344, 3433735), (395, 2990392), (430, 2746988), (632, 1868995), (790, 1495196), (860, 1373494), (1580, 747598), (1720, 686747), (3160, 373799), (3397, 347720), (6794, 173860), (8693, 135880), (13588, 86930), (16985, 69544), (17386, 67940), (27176, 43465), (33970, 34772)]