7872390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{9719}}^1$

素因数の和:9738

約数の個数: 40

約数和(自身を含む): 21170160

約数和(自身を除く): 13297770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 9719, 19438, 29157, 48595, 58314, 87471, 97190, 145785, 174942, 262413, 291570, 437355, 524826, 787239, 874710, 1312065, 1574478, 2624130, 3936195, 7872390]

約数ペア:

[(1, 7872390), (2, 3936195), (3, 2624130), (5, 1574478), (6, 1312065), (9, 874710), (10, 787239), (15, 524826), (18, 437355), (27, 291570), (30, 262413), (45, 174942), (54, 145785), (81, 97190), (90, 87471), (135, 58314), (162, 48595), (270, 29157), (405, 19438), (810, 9719)]