2019464680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1\times {\mathrm{2087}}^1$

素因数の和:3538

約数の個数: 64

約数和(自身を含む): 4816765440

約数和(自身を除く): 2797300760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1423, 2087, 2846, 4174, 5692, 7115, 8348, 10435, 11384, 14230, 16696, 20870, 24191, 28460, 35479, 41740, 48382, 56920, 70958, 83480, 96764, 120955, 141916, 177395, 193528, 241910, 283832, 354790, 483820, 709580, 967640, 1419160, 2969801, 5939602, 11879204, 14849005, 23758408, 29698010, 50486617, 59396020, 100973234, 118792040, 201946468, 252433085, 403892936, 504866170, 1009732340, 2019464680]

約数ペア:

[(1, 2019464680), (2, 1009732340), (4, 504866170), (5, 403892936), (8, 252433085), (10, 201946468), (17, 118792040), (20, 100973234), (34, 59396020), (40, 50486617), (68, 29698010), (85, 23758408), (136, 14849005), (170, 11879204), (340, 5939602), (680, 2969801), (1423, 1419160), (2087, 967640), (2846, 709580), (4174, 483820), (5692, 354790), (7115, 283832), (8348, 241910), (10435, 193528), (11384, 177395), (14230, 141916), (16696, 120955), (20870, 96764), (24191, 83480), (28460, 70958), (35479, 56920), (41740, 48382)]