192438020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 410296320

約数和(自身を除く): 217858300

約数列:

[1, 2, 4, 5, 10, 20, 127, 239, 254, 317, 478, 508, 634, 635, 956, 1195, 1268, 1270, 1585, 2390, 2540, 3170, 4780, 6340, 30353, 40259, 60706, 75763, 80518, 121412, 151526, 151765, 161036, 201295, 303052, 303530, 378815, 402590, 607060, 757630, 805180, 1515260, 9621901, 19243802, 38487604, 48109505, 96219010, 192438020]

約数ペア:

[(1, 192438020), (2, 96219010), (4, 48109505), (5, 38487604), (10, 19243802), (20, 9621901), (127, 1515260), (239, 805180), (254, 757630), (317, 607060), (478, 402590), (508, 378815), (634, 303530), (635, 303052), (956, 201295), (1195, 161036), (1268, 151765), (1270, 151526), (1585, 121412), (2390, 80518), (2540, 75763), (3170, 60706), (4780, 40259), (6340, 30353)]