426264760

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{128393}}^1$

素因数の和:128487

約数の個数: 32

約数和(自身を含む): 970658640

約数和(自身を除く): 544393880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 128393, 256786, 513572, 641965, 1027144, 1283930, 2567860, 5135720, 10656619, 21313238, 42626476, 53283095, 85252952, 106566190, 213132380, 426264760]

約数ペア:

[(1, 426264760), (2, 213132380), (4, 106566190), (5, 85252952), (8, 53283095), (10, 42626476), (20, 21313238), (40, 10656619), (83, 5135720), (166, 2567860), (332, 1283930), (415, 1027144), (664, 641965), (830, 513572), (1660, 256786), (3320, 128393)]