20737358520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1\times {\mathrm{2063}}^1$

素因数の和:2685

約数の個数: 128

約数和(自身を含む): 62694743040

約数和(自身を除く): 41957384520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 397, 422, 633, 794, 844, 1055, 1191, 1266, 1588, 1688, 1985, 2063, 2110, 2382, 2532, 3165, 3176, 3970, 4126, 4220, 4764, 5064, 5955, 6189, 6330, 7940, 8252, 8440, 9528, 10315, 11910, 12378, 12660, 15880, 16504, 20630, 23820, 24756, 25320, 30945, 41260, 47640, 49512, 61890, 82520, 83767, 123780, 167534, 247560, 251301, 335068, 418835, 435293, 502602, 670136, 819011, 837670, 870586, 1005204, 1256505, 1305879, 1638022, 1675340, 1741172, 2010408, 2176465, 2457033, 2513010, 2611758, 3276044, 3350680, 3482344, 4095055, 4352930, 4914066, 5026020, 5223516, 6529395, 6552088, 8190110, 8705860, 9828132, 10052040, 10447032, 12285165, 13058790, 16380220, 17411720, 19656264, 24570330, 26117580, 32760440, 49140660, 52235160, 98281320, 172811321, 345622642, 518433963, 691245284, 864056605, 1036867926, 1382490568, 1728113210, 2073735852, 2592169815, 3456226420, 4147471704, 5184339630, 6912452840, 10368679260, 20737358520]

約数ペア:

[(1, 20737358520), (2, 10368679260), (3, 6912452840), (4, 5184339630), (5, 4147471704), (6, 3456226420), (8, 2592169815), (10, 2073735852), (12, 1728113210), (15, 1382490568), (20, 1036867926), (24, 864056605), (30, 691245284), (40, 518433963), (60, 345622642), (120, 172811321), (211, 98281320), (397, 52235160), (422, 49140660), (633, 32760440), (794, 26117580), (844, 24570330), (1055, 19656264), (1191, 17411720), (1266, 16380220), (1588, 13058790), (1688, 12285165), (1985, 10447032), (2063, 10052040), (2110, 9828132), (2382, 8705860), (2532, 8190110), (3165, 6552088), (3176, 6529395), (3970, 5223516), (4126, 5026020), (4220, 4914066), (4764, 4352930), (5064, 4095055), (5955, 3482344), (6189, 3350680), (6330, 3276044), (7940, 2611758), (8252, 2513010), (8440, 2457033), (9528, 2176465), (10315, 2010408), (11910, 1741172), (12378, 1675340), (12660, 1638022), (15880, 1305879), (16504, 1256505), (20630, 1005204), (23820, 870586), (24756, 837670), (25320, 819011), (30945, 670136), (41260, 502602), (47640, 435293), (49512, 418835), (61890, 335068), (82520, 251301), (83767, 247560), (123780, 167534)]