8221120

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1157

約数の個数: 56

約数和(自身を含む): 20445984

約数和(自身を除く): 12224864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1117, 1472, 1840, 2234, 3680, 4468, 5585, 7360, 8936, 11170, 17872, 22340, 25691, 35744, 44680, 51382, 71488, 89360, 102764, 128455, 178720, 205528, 256910, 357440, 411056, 513820, 822112, 1027640, 1644224, 2055280, 4110560, 8221120]

約数ペア:

[(1, 8221120), (2, 4110560), (4, 2055280), (5, 1644224), (8, 1027640), (10, 822112), (16, 513820), (20, 411056), (23, 357440), (32, 256910), (40, 205528), (46, 178720), (64, 128455), (80, 102764), (92, 89360), (115, 71488), (160, 51382), (184, 44680), (230, 35744), (320, 25691), (368, 22340), (460, 17872), (736, 11170), (920, 8936), (1117, 7360), (1472, 5585), (1840, 4468), (2234, 3680)]