247701880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{74609}}^1$

素因数の和:74703

約数の個数: 32

約数和(自身を含む): 564051600

約数和(自身を除く): 316349720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 74609, 149218, 298436, 373045, 596872, 746090, 1492180, 2984360, 6192547, 12385094, 24770188, 30962735, 49540376, 61925470, 123850940, 247701880]

約数ペア:

[(1, 247701880), (2, 123850940), (4, 61925470), (5, 49540376), (8, 30962735), (10, 24770188), (20, 12385094), (40, 6192547), (83, 2984360), (166, 1492180), (332, 746090), (415, 596872), (664, 373045), (830, 298436), (1660, 149218), (3320, 74609)]