11339960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 27561600

約数和(自身を除く): 16221640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 347, 380, 430, 694, 760, 817, 860, 1388, 1634, 1720, 1735, 2776, 3268, 3470, 4085, 6536, 6593, 6940, 8170, 13186, 13880, 14921, 16340, 26372, 29842, 32680, 32965, 52744, 59684, 65930, 74605, 119368, 131860, 149210, 263720, 283499, 298420, 566998, 596840, 1133996, 1417495, 2267992, 2834990, 5669980, 11339960]

約数ペア:

[(1, 11339960), (2, 5669980), (4, 2834990), (5, 2267992), (8, 1417495), (10, 1133996), (19, 596840), (20, 566998), (38, 298420), (40, 283499), (43, 263720), (76, 149210), (86, 131860), (95, 119368), (152, 74605), (172, 65930), (190, 59684), (215, 52744), (344, 32965), (347, 32680), (380, 29842), (430, 26372), (694, 16340), (760, 14921), (817, 13880), (860, 13186), (1388, 8170), (1634, 6940), (1720, 6593), (1735, 6536), (2776, 4085), (3268, 3470)]