20219670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 55710720

約数和(自身を除く): 35491050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 61, 87, 90, 122, 127, 145, 174, 183, 254, 261, 290, 305, 366, 381, 435, 522, 549, 610, 635, 762, 870, 915, 1098, 1143, 1270, 1305, 1769, 1830, 1905, 2286, 2610, 2745, 3538, 3683, 3810, 5307, 5490, 5715, 7366, 7747, 8845, 10614, 11049, 11430, 15494, 15921, 17690, 18415, 22098, 23241, 26535, 31842, 33147, 36830, 38735, 46482, 53070, 55245, 66294, 69723, 77470, 79605, 110490, 116205, 139446, 159210, 165735, 224663, 232410, 331470, 348615, 449326, 673989, 697230, 1123315, 1347978, 2021967, 2246630, 3369945, 4043934, 6739890, 10109835, 20219670]

約数ペア:

[(1, 20219670), (2, 10109835), (3, 6739890), (5, 4043934), (6, 3369945), (9, 2246630), (10, 2021967), (15, 1347978), (18, 1123315), (29, 697230), (30, 673989), (45, 449326), (58, 348615), (61, 331470), (87, 232410), (90, 224663), (122, 165735), (127, 159210), (145, 139446), (174, 116205), (183, 110490), (254, 79605), (261, 77470), (290, 69723), (305, 66294), (366, 55245), (381, 53070), (435, 46482), (522, 38735), (549, 36830), (610, 33147), (635, 31842), (762, 26535), (870, 23241), (915, 22098), (1098, 18415), (1143, 17690), (1270, 15921), (1305, 15494), (1769, 11430), (1830, 11049), (1905, 10614), (2286, 8845), (2610, 7747), (2745, 7366), (3538, 5715), (3683, 5490), (3810, 5307)]