40009920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:678

約数の個数: 112

約数和(自身を含む): 129040128

約数和(自身を除く): 89030208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 142, 160, 192, 213, 240, 284, 320, 355, 426, 480, 568, 587, 710, 852, 960, 1065, 1136, 1174, 1420, 1704, 1761, 2130, 2272, 2348, 2840, 2935, 3408, 3522, 4260, 4544, 4696, 5680, 5870, 6816, 7044, 8520, 8805, 9392, 11360, 11740, 13632, 14088, 17040, 17610, 18784, 22720, 23480, 28176, 34080, 35220, 37568, 41677, 46960, 56352, 68160, 70440, 83354, 93920, 112704, 125031, 140880, 166708, 187840, 208385, 250062, 281760, 333416, 416770, 500124, 563520, 625155, 666832, 833540, 1000248, 1250310, 1333664, 1667080, 2000496, 2500620, 2667328, 3334160, 4000992, 5001240, 6668320, 8001984, 10002480, 13336640, 20004960, 40009920]

約数ペア:

[(1, 40009920), (2, 20004960), (3, 13336640), (4, 10002480), (5, 8001984), (6, 6668320), (8, 5001240), (10, 4000992), (12, 3334160), (15, 2667328), (16, 2500620), (20, 2000496), (24, 1667080), (30, 1333664), (32, 1250310), (40, 1000248), (48, 833540), (60, 666832), (64, 625155), (71, 563520), (80, 500124), (96, 416770), (120, 333416), (142, 281760), (160, 250062), (192, 208385), (213, 187840), (240, 166708), (284, 140880), (320, 125031), (355, 112704), (426, 93920), (480, 83354), (568, 70440), (587, 68160), (710, 56352), (852, 46960), (960, 41677), (1065, 37568), (1136, 35220), (1174, 34080), (1420, 28176), (1704, 23480), (1761, 22720), (2130, 18784), (2272, 17610), (2348, 17040), (2840, 14088), (2935, 13632), (3408, 11740), (3522, 11360), (4260, 9392), (4544, 8805), (4696, 8520), (5680, 7044), (5870, 6816)]