28215540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17417}}^1$

素因数の和:17438

約数の個数: 60

約数和(自身を含む): 88518276

約数和(自身を除く): 60302736

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 17417, 34834, 52251, 69668, 87085, 104502, 156753, 174170, 209004, 261255, 313506, 348340, 470259, 522510, 627012, 783765, 940518, 1045020, 1410777, 1567530, 1881036, 2351295, 2821554, 3135060, 4702590, 5643108, 7053885, 9405180, 14107770, 28215540]

約数ペア:

[(1, 28215540), (2, 14107770), (3, 9405180), (4, 7053885), (5, 5643108), (6, 4702590), (9, 3135060), (10, 2821554), (12, 2351295), (15, 1881036), (18, 1567530), (20, 1410777), (27, 1045020), (30, 940518), (36, 783765), (45, 627012), (54, 522510), (60, 470259), (81, 348340), (90, 313506), (108, 261255), (135, 209004), (162, 174170), (180, 156753), (270, 104502), (324, 87085), (405, 69668), (540, 52251), (810, 34834), (1620, 17417)]