1775487920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{5503}}^1$

素因数の和:5662

約数の個数: 80

約数和(自身を含む): 4279249920

約数和(自身を除く): 2503762000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 109, 148, 185, 218, 296, 370, 436, 545, 592, 740, 872, 1090, 1480, 1744, 2180, 2960, 4033, 4360, 5503, 8066, 8720, 11006, 16132, 20165, 22012, 27515, 32264, 40330, 44024, 55030, 64528, 80660, 88048, 110060, 161320, 203611, 220120, 322640, 407222, 440240, 599827, 814444, 1018055, 1199654, 1628888, 2036110, 2399308, 2999135, 3257776, 4072220, 4798616, 5998270, 8144440, 9597232, 11996540, 16288880, 22193599, 23993080, 44387198, 47986160, 88774396, 110967995, 177548792, 221935990, 355097584, 443871980, 887743960, 1775487920]

約数ペア:

[(1, 1775487920), (2, 887743960), (4, 443871980), (5, 355097584), (8, 221935990), (10, 177548792), (16, 110967995), (20, 88774396), (37, 47986160), (40, 44387198), (74, 23993080), (80, 22193599), (109, 16288880), (148, 11996540), (185, 9597232), (218, 8144440), (296, 5998270), (370, 4798616), (436, 4072220), (545, 3257776), (592, 2999135), (740, 2399308), (872, 2036110), (1090, 1628888), (1480, 1199654), (1744, 1018055), (2180, 814444), (2960, 599827), (4033, 440240), (4360, 407222), (5503, 322640), (8066, 220120), (8720, 203611), (11006, 161320), (16132, 110060), (20165, 88048), (22012, 80660), (27515, 64528), (32264, 55030), (40330, 44024)]