20602530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17609}}^1$

素因数の和:17635

約数の個数: 48

約数和(自身を含む): 57690360

約数和(自身を除く): 37087830

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17609, 35218, 52827, 88045, 105654, 158481, 176090, 228917, 264135, 316962, 457834, 528270, 686751, 792405, 1144585, 1373502, 1584810, 2060253, 2289170, 3433755, 4120506, 6867510, 10301265, 20602530]

約数ペア:

[(1, 20602530), (2, 10301265), (3, 6867510), (5, 4120506), (6, 3433755), (9, 2289170), (10, 2060253), (13, 1584810), (15, 1373502), (18, 1144585), (26, 792405), (30, 686751), (39, 528270), (45, 457834), (65, 316962), (78, 264135), (90, 228917), (117, 176090), (130, 158481), (195, 105654), (234, 88045), (390, 52827), (585, 35218), (1170, 17609)]