219664340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{2543}}^1$

素因数の和:3176

約数の個数: 48

約数和(自身を含む): 528256512

約数和(自身を除く): 308592172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 1234, 2468, 2543, 3085, 4319, 5086, 6170, 8638, 10172, 12340, 12715, 17276, 17801, 21595, 25430, 35602, 43190, 50860, 71204, 86380, 89005, 178010, 356020, 1569031, 3138062, 6276124, 7845155, 10983217, 15690310, 21966434, 31380620, 43932868, 54916085, 109832170, 219664340]

約数ペア:

[(1, 219664340), (2, 109832170), (4, 54916085), (5, 43932868), (7, 31380620), (10, 21966434), (14, 15690310), (20, 10983217), (28, 7845155), (35, 6276124), (70, 3138062), (140, 1569031), (617, 356020), (1234, 178010), (2468, 89005), (2543, 86380), (3085, 71204), (4319, 50860), (5086, 43190), (6170, 35602), (8638, 25430), (10172, 21595), (12340, 17801), (12715, 17276)]