1103720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 2547720

約数和(自身を除く): 1444000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 673, 820, 1346, 1640, 2692, 3365, 5384, 6730, 13460, 26920, 27593, 55186, 110372, 137965, 220744, 275930, 551860, 1103720]

約数ペア:

[(1, 1103720), (2, 551860), (4, 275930), (5, 220744), (8, 137965), (10, 110372), (20, 55186), (40, 27593), (41, 26920), (82, 13460), (164, 6730), (205, 5384), (328, 3365), (410, 2692), (673, 1640), (820, 1346)]