22352980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 50979600

約数和(自身を除く): 28626620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 577, 596, 745, 1154, 1490, 1937, 2308, 2885, 2980, 3874, 5770, 7501, 7748, 9685, 11540, 15002, 19370, 30004, 37505, 38740, 75010, 85973, 150020, 171946, 343892, 429865, 859730, 1117649, 1719460, 2235298, 4470596, 5588245, 11176490, 22352980]

約数ペア:

[(1, 22352980), (2, 11176490), (4, 5588245), (5, 4470596), (10, 2235298), (13, 1719460), (20, 1117649), (26, 859730), (52, 429865), (65, 343892), (130, 171946), (149, 150020), (260, 85973), (298, 75010), (577, 38740), (596, 37505), (745, 30004), (1154, 19370), (1490, 15002), (1937, 11540), (2308, 9685), (2885, 7748), (2980, 7501), (3874, 5770)]