1042480

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 2468592

約数和(自身を除く): 1426112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 157, 166, 314, 332, 415, 628, 664, 785, 830, 1256, 1328, 1570, 1660, 2512, 3140, 3320, 6280, 6640, 12560, 13031, 26062, 52124, 65155, 104248, 130310, 208496, 260620, 521240, 1042480]

約数ペア:

[(1, 1042480), (2, 521240), (4, 260620), (5, 208496), (8, 130310), (10, 104248), (16, 65155), (20, 52124), (40, 26062), (80, 13031), (83, 12560), (157, 6640), (166, 6280), (314, 3320), (332, 3140), (415, 2512), (628, 1660), (664, 1570), (785, 1328), (830, 1256)]