20002689070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21980977}}^1$

素因数の和:21981004

約数の個数: 32

約数和(自身を含む): 44313651648

約数和(自身を除く): 24310962578

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21980977, 43961954, 109904885, 153866839, 219809770, 285752701, 307733678, 571505402, 769334195, 1428763505, 1538668390, 2000268907, 2857527010, 4000537814, 10001344535, 20002689070]

約数ペア:

[(1, 20002689070), (2, 10001344535), (5, 4000537814), (7, 2857527010), (10, 2000268907), (13, 1538668390), (14, 1428763505), (26, 769334195), (35, 571505402), (65, 307733678), (70, 285752701), (91, 219809770), (130, 153866839), (182, 109904885), (455, 43961954), (910, 21980977)]