4281800

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 10118400

約数和(自身を除く): 5836600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 271, 316, 395, 542, 632, 790, 1084, 1355, 1580, 1975, 2168, 2710, 3160, 3950, 5420, 6775, 7900, 10840, 13550, 15800, 21409, 27100, 42818, 54200, 85636, 107045, 171272, 214090, 428180, 535225, 856360, 1070450, 2140900, 4281800]

約数ペア:

[(1, 4281800), (2, 2140900), (4, 1070450), (5, 856360), (8, 535225), (10, 428180), (20, 214090), (25, 171272), (40, 107045), (50, 85636), (79, 54200), (100, 42818), (158, 27100), (200, 21409), (271, 15800), (316, 13550), (395, 10840), (542, 7900), (632, 6775), (790, 5420), (1084, 3950), (1355, 3160), (1580, 2710), (1975, 2168)]