28483020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{691}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 86901360

約数和(自身を除く): 58418340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 691, 916, 1145, 1374, 1382, 2061, 2073, 2290, 2748, 2764, 3435, 3455, 4122, 4146, 4580, 6219, 6870, 6910, 8244, 8292, 10305, 10365, 12438, 13740, 13820, 20610, 20730, 24876, 31095, 41220, 41460, 62190, 124380, 158239, 316478, 474717, 632956, 791195, 949434, 1424151, 1582390, 1898868, 2373585, 2848302, 3164780, 4747170, 5696604, 7120755, 9494340, 14241510, 28483020]

約数ペア:

[(1, 28483020), (2, 14241510), (3, 9494340), (4, 7120755), (5, 5696604), (6, 4747170), (9, 3164780), (10, 2848302), (12, 2373585), (15, 1898868), (18, 1582390), (20, 1424151), (30, 949434), (36, 791195), (45, 632956), (60, 474717), (90, 316478), (180, 158239), (229, 124380), (458, 62190), (687, 41460), (691, 41220), (916, 31095), (1145, 24876), (1374, 20730), (1382, 20610), (2061, 13820), (2073, 13740), (2290, 12438), (2748, 10365), (2764, 10305), (3435, 8292), (3455, 8244), (4122, 6910), (4146, 6870), (4580, 6219)]