20402316240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3889}}^1\times {\mathrm{21859}}^1$

素因数の和:25764

約数の個数: 80

約数和(自身を含む): 63266337600

約数和(自身を除く): 42864021360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3889, 7778, 11667, 15556, 19445, 21859, 23334, 31112, 38890, 43718, 46668, 58335, 62224, 65577, 77780, 87436, 93336, 109295, 116670, 131154, 155560, 174872, 186672, 218590, 233340, 262308, 311120, 327885, 349744, 437180, 466680, 524616, 655770, 874360, 933360, 1049232, 1311540, 1748720, 2623080, 5246160, 85009651, 170019302, 255028953, 340038604, 425048255, 510057906, 680077208, 850096510, 1020115812, 1275144765, 1360154416, 1700193020, 2040231624, 2550289530, 3400386040, 4080463248, 5100579060, 6800772080, 10201158120, 20402316240]

約数ペア:

[(1, 20402316240), (2, 10201158120), (3, 6800772080), (4, 5100579060), (5, 4080463248), (6, 3400386040), (8, 2550289530), (10, 2040231624), (12, 1700193020), (15, 1360154416), (16, 1275144765), (20, 1020115812), (24, 850096510), (30, 680077208), (40, 510057906), (48, 425048255), (60, 340038604), (80, 255028953), (120, 170019302), (240, 85009651), (3889, 5246160), (7778, 2623080), (11667, 1748720), (15556, 1311540), (19445, 1049232), (21859, 933360), (23334, 874360), (31112, 655770), (38890, 524616), (43718, 466680), (46668, 437180), (58335, 349744), (62224, 327885), (65577, 311120), (77780, 262308), (87436, 233340), (93336, 218590), (109295, 186672), (116670, 174872), (131154, 155560)]