40724410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 80238600

約数和(自身を除く): 39514190

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 361, 389, 551, 722, 778, 1102, 1805, 1945, 2755, 3610, 3890, 5510, 7391, 10469, 11281, 14782, 20938, 22562, 36955, 52345, 56405, 73910, 104690, 112810, 140429, 214339, 280858, 428678, 702145, 1071695, 1404290, 2143390, 4072441, 8144882, 20362205, 40724410]

約数ペア:

[(1, 40724410), (2, 20362205), (5, 8144882), (10, 4072441), (19, 2143390), (29, 1404290), (38, 1071695), (58, 702145), (95, 428678), (145, 280858), (190, 214339), (290, 140429), (361, 112810), (389, 104690), (551, 73910), (722, 56405), (778, 52345), (1102, 36955), (1805, 22562), (1945, 20938), (2755, 14782), (3610, 11281), (3890, 10469), (5510, 7391)]