19492040920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1\times {\mathrm{2531}}^1$

素因数の和:3337

約数の個数: 128

約数和(自身を含む): 50009633280

約数和(自身を除く): 30517592360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 761, 920, 1012, 1265, 1522, 2024, 2530, 2531, 3044, 3805, 5060, 5062, 6088, 7610, 8371, 10120, 10124, 12655, 15220, 16742, 17503, 20248, 25310, 27841, 30440, 33484, 35006, 41855, 50620, 55682, 58213, 66968, 70012, 83710, 87515, 101240, 111364, 116426, 139205, 140024, 167420, 175030, 192533, 222728, 232852, 278410, 291065, 334840, 350060, 385066, 465704, 556820, 582130, 640343, 700120, 770132, 962665, 1113640, 1164260, 1280686, 1540264, 1925330, 1926091, 2328520, 2561372, 3201715, 3850660, 3852182, 5122744, 6403430, 7701320, 7704364, 9630455, 12806860, 15408728, 19260910, 21187001, 25613720, 38521820, 42374002, 44300093, 77043640, 84748004, 88600186, 105935005, 169496008, 177200372, 211870010, 221500465, 354400744, 423740020, 443000930, 487301023, 847480040, 886001860, 974602046, 1772003720, 1949204092, 2436505115, 3898408184, 4873010230, 9746020460, 19492040920]

約数ペア:

[(1, 19492040920), (2, 9746020460), (4, 4873010230), (5, 3898408184), (8, 2436505115), (10, 1949204092), (11, 1772003720), (20, 974602046), (22, 886001860), (23, 847480040), (40, 487301023), (44, 443000930), (46, 423740020), (55, 354400744), (88, 221500465), (92, 211870010), (110, 177200372), (115, 169496008), (184, 105935005), (220, 88600186), (230, 84748004), (253, 77043640), (440, 44300093), (460, 42374002), (506, 38521820), (761, 25613720), (920, 21187001), (1012, 19260910), (1265, 15408728), (1522, 12806860), (2024, 9630455), (2530, 7704364), (2531, 7701320), (3044, 6403430), (3805, 5122744), (5060, 3852182), (5062, 3850660), (6088, 3201715), (7610, 2561372), (8371, 2328520), (10120, 1926091), (10124, 1925330), (12655, 1540264), (15220, 1280686), (16742, 1164260), (17503, 1113640), (20248, 962665), (25310, 770132), (27841, 700120), (30440, 640343), (33484, 582130), (35006, 556820), (41855, 465704), (50620, 385066), (55682, 350060), (58213, 334840), (66968, 291065), (70012, 278410), (83710, 232852), (87515, 222728), (101240, 192533), (111364, 175030), (116426, 167420), (139205, 140024)]