28856040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7757}}^1$

素因数の和:7802

約数の個数: 64

約数和(自身を含む): 89372160

約数和(自身を除く): 60516120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 7757, 15514, 23271, 31028, 38785, 46542, 62056, 77570, 93084, 116355, 155140, 186168, 232710, 240467, 310280, 465420, 480934, 721401, 930840, 961868, 1202335, 1442802, 1923736, 2404670, 2885604, 3607005, 4809340, 5771208, 7214010, 9618680, 14428020, 28856040]

約数ペア:

[(1, 28856040), (2, 14428020), (3, 9618680), (4, 7214010), (5, 5771208), (6, 4809340), (8, 3607005), (10, 2885604), (12, 2404670), (15, 1923736), (20, 1442802), (24, 1202335), (30, 961868), (31, 930840), (40, 721401), (60, 480934), (62, 465420), (93, 310280), (120, 240467), (124, 232710), (155, 186168), (186, 155140), (248, 116355), (310, 93084), (372, 77570), (465, 62056), (620, 46542), (744, 38785), (930, 31028), (1240, 23271), (1860, 15514), (3720, 7757)]