2214320

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:413

約数の個数: 40

約数和(自身を含む): 5222880

約数和(自身を除く): 3008560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 311, 356, 445, 622, 712, 890, 1244, 1424, 1555, 1780, 2488, 3110, 3560, 4976, 6220, 7120, 12440, 24880, 27679, 55358, 110716, 138395, 221432, 276790, 442864, 553580, 1107160, 2214320]

約数ペア:

[(1, 2214320), (2, 1107160), (4, 553580), (5, 442864), (8, 276790), (10, 221432), (16, 138395), (20, 110716), (40, 55358), (80, 27679), (89, 24880), (178, 12440), (311, 7120), (356, 6220), (445, 4976), (622, 3560), (712, 3110), (890, 2488), (1244, 1780), (1424, 1555)]