22209740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 54985392

約数和(自身を除く): 32775652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 173, 196, 245, 262, 346, 490, 524, 655, 692, 865, 917, 980, 1211, 1310, 1730, 1834, 2422, 2620, 3460, 3668, 4585, 4844, 6055, 6419, 8477, 9170, 12110, 12838, 16954, 18340, 22663, 24220, 25676, 32095, 33908, 42385, 45326, 64190, 84770, 90652, 113315, 128380, 158641, 169540, 226630, 317282, 453260, 634564, 793205, 1110487, 1586410, 2220974, 3172820, 4441948, 5552435, 11104870, 22209740]

約数ペア:

[(1, 22209740), (2, 11104870), (4, 5552435), (5, 4441948), (7, 3172820), (10, 2220974), (14, 1586410), (20, 1110487), (28, 793205), (35, 634564), (49, 453260), (70, 317282), (98, 226630), (131, 169540), (140, 158641), (173, 128380), (196, 113315), (245, 90652), (262, 84770), (346, 64190), (490, 45326), (524, 42385), (655, 33908), (692, 32095), (865, 25676), (917, 24220), (980, 22663), (1211, 18340), (1310, 16954), (1730, 12838), (1834, 12110), (2422, 9170), (2620, 8477), (3460, 6419), (3668, 6055), (4585, 4844)]