210813207890

素因数分解:

$2^1\times 5^1\times {\mathrm{395767}}^1\times {\mathrm{53267}}^1$

素因数の和:449041

約数の個数: 16

約数和(自身を含む): 379471856832

約数和(自身を除く): 168658648942

約数列:

[1, 2, 5, 10, 53267, 106534, 266335, 395767, 532670, 791534, 1978835, 3957670, 21081320789, 42162641578, 105406603945, 210813207890]

約数ペア:

[(1, 210813207890), (2, 105406603945), (5, 42162641578), (10, 21081320789), (53267, 3957670), (106534, 1978835), (266335, 791534), (395767, 532670)]