3815040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1987}}^1$

素因数の和:2009

約数の個数: 64

約数和(自身を含む): 12166560

約数和(自身を除く): 8351520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 1987, 3974, 5961, 7948, 9935, 11922, 15896, 19870, 23844, 29805, 31792, 39740, 47688, 59610, 63584, 79480, 95376, 119220, 127168, 158960, 190752, 238440, 254336, 317920, 381504, 476880, 635840, 763008, 953760, 1271680, 1907520, 3815040]

約数ペア:

[(1, 3815040), (2, 1907520), (3, 1271680), (4, 953760), (5, 763008), (6, 635840), (8, 476880), (10, 381504), (12, 317920), (15, 254336), (16, 238440), (20, 190752), (24, 158960), (30, 127168), (32, 119220), (40, 95376), (48, 79480), (60, 63584), (64, 59610), (80, 47688), (96, 39740), (120, 31792), (128, 29805), (160, 23844), (192, 19870), (240, 15896), (320, 11922), (384, 9935), (480, 7948), (640, 5961), (960, 3974), (1920, 1987)]