20193232480

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1\times {\mathrm{2731}}^1$

素因数の和:4032

約数の個数: 96

約数和(自身を含む): 49053060000

約数和(自身を除く): 28859827520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1249, 1480, 2498, 2731, 2960, 4996, 5462, 5920, 6245, 9992, 10924, 12490, 13655, 19984, 21848, 24980, 27310, 39968, 43696, 46213, 49960, 54620, 87392, 92426, 99920, 101047, 109240, 184852, 199840, 202094, 218480, 231065, 369704, 404188, 436960, 462130, 505235, 739408, 808376, 924260, 1010470, 1478816, 1616752, 1848520, 2020940, 3233504, 3411019, 3697040, 4041880, 6822038, 7394080, 8083760, 13644076, 16167520, 17055095, 27288152, 34110190, 54576304, 68220380, 109152608, 126207703, 136440760, 252415406, 272881520, 504830812, 545763040, 631038515, 1009661624, 1262077030, 2019323248, 2524154060, 4038646496, 5048308120, 10096616240, 20193232480]

約数ペア:

[(1, 20193232480), (2, 10096616240), (4, 5048308120), (5, 4038646496), (8, 2524154060), (10, 2019323248), (16, 1262077030), (20, 1009661624), (32, 631038515), (37, 545763040), (40, 504830812), (74, 272881520), (80, 252415406), (148, 136440760), (160, 126207703), (185, 109152608), (296, 68220380), (370, 54576304), (592, 34110190), (740, 27288152), (1184, 17055095), (1249, 16167520), (1480, 13644076), (2498, 8083760), (2731, 7394080), (2960, 6822038), (4996, 4041880), (5462, 3697040), (5920, 3411019), (6245, 3233504), (9992, 2020940), (10924, 1848520), (12490, 1616752), (13655, 1478816), (19984, 1010470), (21848, 924260), (24980, 808376), (27310, 739408), (39968, 505235), (43696, 462130), (46213, 436960), (49960, 404188), (54620, 369704), (87392, 231065), (92426, 218480), (99920, 202094), (101047, 199840), (109240, 184852)]