4383440

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:519

約数の個数: 40

約数和(自身を含む): 10285800

約数和(自身を除く): 5902360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 349, 628, 698, 785, 1256, 1396, 1570, 1745, 2512, 2792, 3140, 3490, 5584, 6280, 6980, 12560, 13960, 27920, 54793, 109586, 219172, 273965, 438344, 547930, 876688, 1095860, 2191720, 4383440]

約数ペア:

[(1, 4383440), (2, 2191720), (4, 1095860), (5, 876688), (8, 547930), (10, 438344), (16, 273965), (20, 219172), (40, 109586), (80, 54793), (157, 27920), (314, 13960), (349, 12560), (628, 6980), (698, 6280), (785, 5584), (1256, 3490), (1396, 3140), (1570, 2792), (1745, 2512)]