18203600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2677}}^1$

素因数の和:2712

約数の個数: 60

約数和(自身を含む): 46324044

約数和(自身を除く): 28120444

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 2677, 3400, 5354, 6800, 10708, 13385, 21416, 26770, 42832, 45509, 53540, 66925, 91018, 107080, 133850, 182036, 214160, 227545, 267700, 364072, 455090, 535400, 728144, 910180, 1070800, 1137725, 1820360, 2275450, 3640720, 4550900, 9101800, 18203600]

約数ペア:

[(1, 18203600), (2, 9101800), (4, 4550900), (5, 3640720), (8, 2275450), (10, 1820360), (16, 1137725), (17, 1070800), (20, 910180), (25, 728144), (34, 535400), (40, 455090), (50, 364072), (68, 267700), (80, 227545), (85, 214160), (100, 182036), (136, 133850), (170, 107080), (200, 91018), (272, 66925), (340, 53540), (400, 45509), (425, 42832), (680, 26770), (850, 21416), (1360, 13385), (1700, 10708), (2677, 6800), (3400, 5354)]