23815480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{271}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 58262400

約数和(自身を除く): 34446920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 271, 338, 520, 542, 676, 845, 1084, 1352, 1355, 1690, 2168, 2197, 2710, 3380, 3523, 4394, 5420, 6760, 7046, 8788, 10840, 10985, 14092, 17576, 17615, 21970, 28184, 35230, 43940, 45799, 70460, 87880, 91598, 140920, 183196, 228995, 366392, 457990, 595387, 915980, 1190774, 1831960, 2381548, 2976935, 4763096, 5953870, 11907740, 23815480]

約数ペア:

[(1, 23815480), (2, 11907740), (4, 5953870), (5, 4763096), (8, 2976935), (10, 2381548), (13, 1831960), (20, 1190774), (26, 915980), (40, 595387), (52, 457990), (65, 366392), (104, 228995), (130, 183196), (169, 140920), (260, 91598), (271, 87880), (338, 70460), (520, 45799), (542, 43940), (676, 35230), (845, 28184), (1084, 21970), (1352, 17615), (1355, 17576), (1690, 14092), (2168, 10985), (2197, 10840), (2710, 8788), (3380, 7046), (3523, 6760), (4394, 5420)]