814720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 2080800

約数和(自身を除く): 1266080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 67, 76, 80, 95, 128, 134, 152, 160, 190, 268, 304, 320, 335, 380, 536, 608, 640, 670, 760, 1072, 1216, 1273, 1340, 1520, 2144, 2432, 2546, 2680, 3040, 4288, 5092, 5360, 6080, 6365, 8576, 10184, 10720, 12160, 12730, 20368, 21440, 25460, 40736, 42880, 50920, 81472, 101840, 162944, 203680, 407360, 814720]

約数ペア:

[(1, 814720), (2, 407360), (4, 203680), (5, 162944), (8, 101840), (10, 81472), (16, 50920), (19, 42880), (20, 40736), (32, 25460), (38, 21440), (40, 20368), (64, 12730), (67, 12160), (76, 10720), (80, 10184), (95, 8576), (128, 6365), (134, 6080), (152, 5360), (160, 5092), (190, 4288), (268, 3040), (304, 2680), (320, 2546), (335, 2432), (380, 2144), (536, 1520), (608, 1340), (640, 1273), (670, 1216), (760, 1072)]