23643900020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{20939}}^1$

素因数の和:21105

約数の個数: 96

約数和(自身を含む): 55259487360

約数和(自身を除く): 31615587340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 101, 130, 172, 202, 215, 260, 404, 430, 505, 559, 860, 1010, 1118, 1313, 2020, 2236, 2626, 2795, 4343, 5252, 5590, 6565, 8686, 11180, 13130, 17372, 20939, 21715, 26260, 41878, 43430, 56459, 83756, 86860, 104695, 112918, 209390, 225836, 272207, 282295, 418780, 544414, 564590, 900377, 1088828, 1129180, 1361035, 1800754, 2114839, 2722070, 3601508, 4229678, 4501885, 5444140, 8459356, 9003770, 10574195, 11704901, 18007540, 21148390, 23409802, 27492907, 42296780, 46819604, 54985814, 58524505, 90938077, 109971628, 117049010, 137464535, 181876154, 234098020, 274929070, 363752308, 454690385, 549858140, 909380770, 1182195001, 1818761540, 2364390002, 4728780004, 5910975005, 11821950010, 23643900020]

約数ペア:

[(1, 23643900020), (2, 11821950010), (4, 5910975005), (5, 4728780004), (10, 2364390002), (13, 1818761540), (20, 1182195001), (26, 909380770), (43, 549858140), (52, 454690385), (65, 363752308), (86, 274929070), (101, 234098020), (130, 181876154), (172, 137464535), (202, 117049010), (215, 109971628), (260, 90938077), (404, 58524505), (430, 54985814), (505, 46819604), (559, 42296780), (860, 27492907), (1010, 23409802), (1118, 21148390), (1313, 18007540), (2020, 11704901), (2236, 10574195), (2626, 9003770), (2795, 8459356), (4343, 5444140), (5252, 4501885), (5590, 4229678), (6565, 3601508), (8686, 2722070), (11180, 2114839), (13130, 1800754), (17372, 1361035), (20939, 1129180), (21715, 1088828), (26260, 900377), (41878, 564590), (43430, 544414), (56459, 418780), (83756, 282295), (86860, 272207), (104695, 225836), (112918, 209390)]