20757510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13567}}^1$

素因数の和:13597

約数の個数: 48

約数和(自身を含む): 57148416

約数和(自身を除く): 36390906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13567, 27134, 40701, 67835, 81402, 122103, 135670, 203505, 230639, 244206, 407010, 461278, 610515, 691917, 1153195, 1221030, 1383834, 2075751, 2306390, 3459585, 4151502, 6919170, 10378755, 20757510]

約数ペア:

[(1, 20757510), (2, 10378755), (3, 6919170), (5, 4151502), (6, 3459585), (9, 2306390), (10, 2075751), (15, 1383834), (17, 1221030), (18, 1153195), (30, 691917), (34, 610515), (45, 461278), (51, 407010), (85, 244206), (90, 230639), (102, 203505), (153, 135670), (170, 122103), (255, 81402), (306, 67835), (510, 40701), (765, 27134), (1530, 13567)]