124280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 302400

約数和(自身を除く): 178120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 239, 260, 478, 520, 956, 1195, 1912, 2390, 3107, 4780, 6214, 9560, 12428, 15535, 24856, 31070, 62140, 124280]

約数ペア:

[(1, 124280), (2, 62140), (4, 31070), (5, 24856), (8, 15535), (10, 12428), (13, 9560), (20, 6214), (26, 4780), (40, 3107), (52, 2390), (65, 1912), (104, 1195), (130, 956), (239, 520), (260, 478)]