40930390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3947}}^1$

素因数の和:4032

約数の個数: 32

約数和(自身を含む): 79307424

約数和(自身を除く): 38377034

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 3947, 5185, 7894, 10370, 19735, 39470, 67099, 134198, 240767, 335495, 481534, 670990, 1203835, 2407670, 4093039, 8186078, 20465195, 40930390]

約数ペア:

[(1, 40930390), (2, 20465195), (5, 8186078), (10, 4093039), (17, 2407670), (34, 1203835), (61, 670990), (85, 481534), (122, 335495), (170, 240767), (305, 134198), (610, 67099), (1037, 39470), (2074, 19735), (3947, 10370), (5185, 7894)]