8703380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 21718368

約数和(自身を除く): 13014988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 83, 98, 107, 140, 166, 196, 214, 245, 332, 415, 428, 490, 535, 581, 749, 830, 980, 1070, 1162, 1498, 1660, 2140, 2324, 2905, 2996, 3745, 4067, 5243, 5810, 7490, 8134, 8881, 10486, 11620, 14980, 16268, 17762, 20335, 20972, 26215, 35524, 40670, 44405, 52430, 62167, 81340, 88810, 104860, 124334, 177620, 248668, 310835, 435169, 621670, 870338, 1243340, 1740676, 2175845, 4351690, 8703380]

約数ペア:

[(1, 8703380), (2, 4351690), (4, 2175845), (5, 1740676), (7, 1243340), (10, 870338), (14, 621670), (20, 435169), (28, 310835), (35, 248668), (49, 177620), (70, 124334), (83, 104860), (98, 88810), (107, 81340), (140, 62167), (166, 52430), (196, 44405), (214, 40670), (245, 35524), (332, 26215), (415, 20972), (428, 20335), (490, 17762), (535, 16268), (581, 14980), (749, 11620), (830, 10486), (980, 8881), (1070, 8134), (1162, 7490), (1498, 5810), (1660, 5243), (2140, 4067), (2324, 3745), (2905, 2996)]