20185650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1496

約数の個数: 72

約数和(自身を含む): 56020224

約数和(自身を除く): 35834574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 150, 155, 186, 225, 279, 310, 450, 465, 558, 775, 930, 1395, 1447, 1550, 2325, 2790, 2894, 4341, 4650, 6975, 7235, 8682, 13023, 13950, 14470, 21705, 26046, 36175, 43410, 44857, 65115, 72350, 89714, 108525, 130230, 134571, 217050, 224285, 269142, 325575, 403713, 448570, 651150, 672855, 807426, 1121425, 1345710, 2018565, 2242850, 3364275, 4037130, 6728550, 10092825, 20185650]

約数ペア:

[(1, 20185650), (2, 10092825), (3, 6728550), (5, 4037130), (6, 3364275), (9, 2242850), (10, 2018565), (15, 1345710), (18, 1121425), (25, 807426), (30, 672855), (31, 651150), (45, 448570), (50, 403713), (62, 325575), (75, 269142), (90, 224285), (93, 217050), (150, 134571), (155, 130230), (186, 108525), (225, 89714), (279, 72350), (310, 65115), (450, 44857), (465, 43410), (558, 36175), (775, 26046), (930, 21705), (1395, 14470), (1447, 13950), (1550, 13023), (2325, 8682), (2790, 7235), (2894, 6975), (4341, 4650)]