4206020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2311}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 10875648

約数和(自身を除く): 6669628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2311, 4622, 9244, 11555, 16177, 23110, 30043, 32354, 46220, 60086, 64708, 80885, 120172, 150215, 161770, 210301, 300430, 323540, 420602, 600860, 841204, 1051505, 2103010, 4206020]

約数ペア:

[(1, 4206020), (2, 2103010), (4, 1051505), (5, 841204), (7, 600860), (10, 420602), (13, 323540), (14, 300430), (20, 210301), (26, 161770), (28, 150215), (35, 120172), (52, 80885), (65, 64708), (70, 60086), (91, 46220), (130, 32354), (140, 30043), (182, 23110), (260, 16177), (364, 11555), (455, 9244), (910, 4622), (1820, 2311)]