1882216420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{11783}}^1$

素因数の和:11969

約数の個数: 72

約数和(自身を含む): 4626586944

約数和(自身を除く): 2744370524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 163, 196, 245, 326, 490, 652, 815, 980, 1141, 1630, 2282, 3260, 4564, 5705, 7987, 11410, 11783, 15974, 22820, 23566, 31948, 39935, 47132, 58915, 79870, 82481, 117830, 159740, 164962, 235660, 329924, 412405, 577367, 824810, 1154734, 1649620, 1920629, 2309468, 2886835, 3841258, 5773670, 7682516, 9603145, 11547340, 13444403, 19206290, 26888806, 38412580, 53777612, 67222015, 94110821, 134444030, 188221642, 268888060, 376443284, 470554105, 941108210, 1882216420]

約数ペア:

[(1, 1882216420), (2, 941108210), (4, 470554105), (5, 376443284), (7, 268888060), (10, 188221642), (14, 134444030), (20, 94110821), (28, 67222015), (35, 53777612), (49, 38412580), (70, 26888806), (98, 19206290), (140, 13444403), (163, 11547340), (196, 9603145), (245, 7682516), (326, 5773670), (490, 3841258), (652, 2886835), (815, 2309468), (980, 1920629), (1141, 1649620), (1630, 1154734), (2282, 824810), (3260, 577367), (4564, 412405), (5705, 329924), (7987, 235660), (11410, 164962), (11783, 159740), (15974, 117830), (22820, 82481), (23566, 79870), (31948, 58915), (39935, 47132)]