20226480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 63638784

約数和(自身を除く): 43412304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1187, 1420, 1704, 2130, 2374, 2840, 3408, 3561, 4260, 4748, 5680, 5935, 7122, 8520, 9496, 11870, 14244, 17040, 17805, 18992, 23740, 28488, 35610, 47480, 56976, 71220, 84277, 94960, 142440, 168554, 252831, 284880, 337108, 421385, 505662, 674216, 842770, 1011324, 1264155, 1348432, 1685540, 2022648, 2528310, 3371080, 4045296, 5056620, 6742160, 10113240, 20226480]

約数ペア:

[(1, 20226480), (2, 10113240), (3, 6742160), (4, 5056620), (5, 4045296), (6, 3371080), (8, 2528310), (10, 2022648), (12, 1685540), (15, 1348432), (16, 1264155), (20, 1011324), (24, 842770), (30, 674216), (40, 505662), (48, 421385), (60, 337108), (71, 284880), (80, 252831), (120, 168554), (142, 142440), (213, 94960), (240, 84277), (284, 71220), (355, 56976), (426, 47480), (568, 35610), (710, 28488), (852, 23740), (1065, 18992), (1136, 17805), (1187, 17040), (1420, 14244), (1704, 11870), (2130, 9496), (2374, 8520), (2840, 7122), (3408, 5935), (3561, 5680), (4260, 4748)]