4020780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3527}}^1$

素因数の和:3558

約数の個数: 48

約数和(自身を含む): 11854080

約数和(自身を除く): 7833300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 3527, 7054, 10581, 14108, 17635, 21162, 35270, 42324, 52905, 67013, 70540, 105810, 134026, 201039, 211620, 268052, 335065, 402078, 670130, 804156, 1005195, 1340260, 2010390, 4020780]

約数ペア:

[(1, 4020780), (2, 2010390), (3, 1340260), (4, 1005195), (5, 804156), (6, 670130), (10, 402078), (12, 335065), (15, 268052), (19, 211620), (20, 201039), (30, 134026), (38, 105810), (57, 70540), (60, 67013), (76, 52905), (95, 42324), (114, 35270), (190, 21162), (228, 17635), (285, 14108), (380, 10581), (570, 7054), (1140, 3527)]