22380260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 56105784

約数和(自身を除く): 33725524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 557, 574, 820, 980, 1114, 1148, 1435, 2009, 2228, 2785, 2870, 3899, 4018, 5570, 5740, 7798, 8036, 10045, 11140, 15596, 19495, 20090, 22837, 27293, 38990, 40180, 45674, 54586, 77980, 91348, 109172, 114185, 136465, 159859, 228370, 272930, 319718, 456740, 545860, 639436, 799295, 1119013, 1598590, 2238026, 3197180, 4476052, 5595065, 11190130, 22380260]

約数ペア:

[(1, 22380260), (2, 11190130), (4, 5595065), (5, 4476052), (7, 3197180), (10, 2238026), (14, 1598590), (20, 1119013), (28, 799295), (35, 639436), (41, 545860), (49, 456740), (70, 319718), (82, 272930), (98, 228370), (140, 159859), (164, 136465), (196, 114185), (205, 109172), (245, 91348), (287, 77980), (410, 54586), (490, 45674), (557, 40180), (574, 38990), (820, 27293), (980, 22837), (1114, 20090), (1148, 19495), (1435, 15596), (2009, 11140), (2228, 10045), (2785, 8036), (2870, 7798), (3899, 5740), (4018, 5570)]