20502589390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5243629}}^1$

素因数の和:5243676

約数の個数: 32

約数和(自身を含む): 40774466880

約数和(自身を除く): 20271877490

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 5243629, 10487258, 26218145, 52436290, 89141693, 120603467, 178283386, 241206934, 445708465, 603017335, 891416930, 1206034670, 2050258939, 4100517878, 10251294695, 20502589390]

約数ペア:

[(1, 20502589390), (2, 10251294695), (5, 4100517878), (10, 2050258939), (17, 1206034670), (23, 891416930), (34, 603017335), (46, 445708465), (85, 241206934), (115, 178283386), (170, 120603467), (230, 89141693), (391, 52436290), (782, 26218145), (1955, 10487258), (3910, 5243629)]