30891860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 67293072

約数和(自身を除く): 36401212

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 373, 404, 410, 505, 746, 820, 1010, 1492, 1865, 2020, 3730, 4141, 7460, 8282, 15293, 16564, 20705, 30586, 37673, 41410, 61172, 75346, 76465, 82820, 150692, 152930, 188365, 305860, 376730, 753460, 1544593, 3089186, 6178372, 7722965, 15445930, 30891860]

約数ペア:

[(1, 30891860), (2, 15445930), (4, 7722965), (5, 6178372), (10, 3089186), (20, 1544593), (41, 753460), (82, 376730), (101, 305860), (164, 188365), (202, 152930), (205, 150692), (373, 82820), (404, 76465), (410, 75346), (505, 61172), (746, 41410), (820, 37673), (1010, 30586), (1492, 20705), (1865, 16564), (2020, 15293), (3730, 8282), (4141, 7460)]