20262010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 38134800

約数和(自身を除く): 17872790

約数列:

[1, 2, 5, 10, 29, 58, 109, 145, 218, 290, 545, 641, 1090, 1282, 3161, 3205, 6322, 6410, 15805, 18589, 31610, 37178, 69869, 92945, 139738, 185890, 349345, 698690, 2026201, 4052402, 10131005, 20262010]

約数ペア:

[(1, 20262010), (2, 10131005), (5, 4052402), (10, 2026201), (29, 698690), (58, 349345), (109, 185890), (145, 139738), (218, 92945), (290, 69869), (545, 37178), (641, 31610), (1090, 18589), (1282, 15805), (3161, 6410), (3205, 6322)]