20626560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3581}}^1$

素因数の和:3606

約数の個数: 96

約数和(自身を含む): 71245980

約数和(自身を除く): 50619420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 3581, 5760, 7162, 10743, 14324, 17905, 21486, 28648, 32229, 35810, 42972, 53715, 57296, 64458, 71620, 85944, 107430, 114592, 128916, 143240, 161145, 171888, 214860, 229184, 257832, 286480, 322290, 343776, 429720, 458368, 515664, 572960, 644580, 687552, 859440, 1031328, 1145920, 1289160, 1375104, 1718880, 2062656, 2291840, 2578320, 3437760, 4125312, 5156640, 6875520, 10313280, 20626560]

約数ペア:

[(1, 20626560), (2, 10313280), (3, 6875520), (4, 5156640), (5, 4125312), (6, 3437760), (8, 2578320), (9, 2291840), (10, 2062656), (12, 1718880), (15, 1375104), (16, 1289160), (18, 1145920), (20, 1031328), (24, 859440), (30, 687552), (32, 644580), (36, 572960), (40, 515664), (45, 458368), (48, 429720), (60, 343776), (64, 322290), (72, 286480), (80, 257832), (90, 229184), (96, 214860), (120, 171888), (128, 161145), (144, 143240), (160, 128916), (180, 114592), (192, 107430), (240, 85944), (288, 71620), (320, 64458), (360, 57296), (384, 53715), (480, 42972), (576, 35810), (640, 32229), (720, 28648), (960, 21486), (1152, 17905), (1440, 14324), (1920, 10743), (2880, 7162), (3581, 5760)]