2017405820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{22993}}^1$

素因数の和:23150

約数の個数: 48

約数和(自身を含む): 4380632928

約数和(自身を除く): 2363227108

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 820, 1070, 2140, 4387, 8774, 17548, 21935, 22993, 43870, 45986, 87740, 91972, 114965, 229930, 459860, 942713, 1885426, 2460251, 3770852, 4713565, 4920502, 9427130, 9841004, 12301255, 18854260, 24602510, 49205020, 100870291, 201740582, 403481164, 504351455, 1008702910, 2017405820]

約数ペア:

[(1, 2017405820), (2, 1008702910), (4, 504351455), (5, 403481164), (10, 201740582), (20, 100870291), (41, 49205020), (82, 24602510), (107, 18854260), (164, 12301255), (205, 9841004), (214, 9427130), (410, 4920502), (428, 4713565), (535, 3770852), (820, 2460251), (1070, 1885426), (2140, 942713), (4387, 459860), (8774, 229930), (17548, 114965), (21935, 91972), (22993, 87740), (43870, 45986)]