18020760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:848

約数の個数: 64

約数和(自身を含む): 54362880

約数和(自身を除く): 36342120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 571, 789, 1052, 1142, 1315, 1578, 1713, 2104, 2284, 2630, 2855, 3156, 3426, 3945, 4568, 5260, 5710, 6312, 6852, 7890, 8565, 10520, 11420, 13704, 15780, 17130, 22840, 31560, 34260, 68520, 150173, 300346, 450519, 600692, 750865, 901038, 1201384, 1501730, 1802076, 2252595, 3003460, 3604152, 4505190, 6006920, 9010380, 18020760]

約数ペア:

[(1, 18020760), (2, 9010380), (3, 6006920), (4, 4505190), (5, 3604152), (6, 3003460), (8, 2252595), (10, 1802076), (12, 1501730), (15, 1201384), (20, 901038), (24, 750865), (30, 600692), (40, 450519), (60, 300346), (120, 150173), (263, 68520), (526, 34260), (571, 31560), (789, 22840), (1052, 17130), (1142, 15780), (1315, 13704), (1578, 11420), (1713, 10520), (2104, 8565), (2284, 7890), (2630, 6852), (2855, 6312), (3156, 5710), (3426, 5260), (3945, 4568)]