420121010

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{267593}}^1$

素因数の和:267757

約数の個数: 16

約数和(自身を含む): 761037336

約数和(自身を除く): 340916326

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 267593, 535186, 1337965, 2675930, 42012101, 84024202, 210060505, 420121010]

約数ペア:

[(1, 420121010), (2, 210060505), (5, 84024202), (10, 42012101), (157, 2675930), (314, 1337965), (785, 535186), (1570, 267593)]