20003360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 52073280

約数和(自身を除く): 32069920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 160, 163, 208, 236, 260, 295, 326, 416, 472, 520, 590, 652, 767, 815, 944, 1040, 1180, 1304, 1534, 1630, 1888, 2080, 2119, 2360, 2608, 3068, 3260, 3835, 4238, 4720, 5216, 6136, 6520, 7670, 8476, 9440, 9617, 10595, 12272, 13040, 15340, 16952, 19234, 21190, 24544, 26080, 30680, 33904, 38468, 42380, 48085, 61360, 67808, 76936, 84760, 96170, 122720, 125021, 153872, 169520, 192340, 250042, 307744, 339040, 384680, 500084, 625105, 769360, 1000168, 1250210, 1538720, 2000336, 2500420, 4000672, 5000840, 10001680, 20003360]

約数ペア:

[(1, 20003360), (2, 10001680), (4, 5000840), (5, 4000672), (8, 2500420), (10, 2000336), (13, 1538720), (16, 1250210), (20, 1000168), (26, 769360), (32, 625105), (40, 500084), (52, 384680), (59, 339040), (65, 307744), (80, 250042), (104, 192340), (118, 169520), (130, 153872), (160, 125021), (163, 122720), (208, 96170), (236, 84760), (260, 76936), (295, 67808), (326, 61360), (416, 48085), (472, 42380), (520, 38468), (590, 33904), (652, 30680), (767, 26080), (815, 24544), (944, 21190), (1040, 19234), (1180, 16952), (1304, 15340), (1534, 13040), (1630, 12272), (1888, 10595), (2080, 9617), (2119, 9440), (2360, 8476), (2608, 7670), (3068, 6520), (3260, 6136), (3835, 5216), (4238, 4720)]