6441920

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:549

約数の個数: 56

約数和(自身を含む): 15745968

約数和(自身を除く): 9304048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 491, 656, 820, 982, 1312, 1640, 1964, 2455, 2624, 3280, 3928, 4910, 6560, 7856, 9820, 13120, 15712, 19640, 20131, 31424, 39280, 40262, 78560, 80524, 100655, 157120, 161048, 201310, 322096, 402620, 644192, 805240, 1288384, 1610480, 3220960, 6441920]

約数ペア:

[(1, 6441920), (2, 3220960), (4, 1610480), (5, 1288384), (8, 805240), (10, 644192), (16, 402620), (20, 322096), (32, 201310), (40, 161048), (41, 157120), (64, 100655), (80, 80524), (82, 78560), (160, 40262), (164, 39280), (205, 31424), (320, 20131), (328, 19640), (410, 15712), (491, 13120), (656, 9820), (820, 7856), (982, 6560), (1312, 4910), (1640, 3928), (1964, 3280), (2455, 2624)]