4328390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 9052560

約数和(自身を除く): 4724170

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 109, 110, 190, 209, 218, 361, 418, 545, 722, 1045, 1090, 1199, 1805, 2071, 2090, 2398, 3610, 3971, 4142, 5995, 7942, 10355, 11990, 19855, 20710, 22781, 39349, 39710, 45562, 78698, 113905, 196745, 227810, 393490, 432839, 865678, 2164195, 4328390]

約数ペア:

[(1, 4328390), (2, 2164195), (5, 865678), (10, 432839), (11, 393490), (19, 227810), (22, 196745), (38, 113905), (55, 78698), (95, 45562), (109, 39710), (110, 39349), (190, 22781), (209, 20710), (218, 19855), (361, 11990), (418, 10355), (545, 7942), (722, 5995), (1045, 4142), (1090, 3971), (1199, 3610), (1805, 2398), (2071, 2090)]