4454320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4283}}^1$

素因数の和:4309

約数の個数: 40

約数和(自身を含む): 11155536

約数和(自身を除く): 6701216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4283, 8566, 17132, 21415, 34264, 42830, 55679, 68528, 85660, 111358, 171320, 222716, 278395, 342640, 445432, 556790, 890864, 1113580, 2227160, 4454320]

約数ペア:

[(1, 4454320), (2, 2227160), (4, 1113580), (5, 890864), (8, 556790), (10, 445432), (13, 342640), (16, 278395), (20, 222716), (26, 171320), (40, 111358), (52, 85660), (65, 68528), (80, 55679), (104, 42830), (130, 34264), (208, 21415), (260, 17132), (520, 8566), (1040, 4283)]