22221010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 47093400

約数和(自身を除く): 24872390

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 101, 202, 245, 449, 490, 505, 707, 898, 1010, 1414, 2245, 3143, 3535, 4490, 4949, 6286, 7070, 9898, 15715, 22001, 24745, 31430, 44002, 45349, 49490, 90698, 110005, 220010, 226745, 317443, 453490, 634886, 1587215, 2222101, 3174430, 4444202, 11110505, 22221010]

約数ペア:

[(1, 22221010), (2, 11110505), (5, 4444202), (7, 3174430), (10, 2222101), (14, 1587215), (35, 634886), (49, 453490), (70, 317443), (98, 226745), (101, 220010), (202, 110005), (245, 90698), (449, 49490), (490, 45349), (505, 44002), (707, 31430), (898, 24745), (1010, 22001), (1414, 15715), (2245, 9898), (3143, 7070), (3535, 6286), (4490, 4949)]