23918320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 60397920

約数和(自身を除く): 36479600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 409, 430, 680, 688, 731, 818, 860, 1360, 1462, 1636, 1720, 2045, 2924, 3272, 3440, 3655, 4090, 5848, 6544, 6953, 7310, 8180, 11696, 13906, 14620, 16360, 17587, 27812, 29240, 32720, 34765, 35174, 55624, 58480, 69530, 70348, 87935, 111248, 139060, 140696, 175870, 278120, 281392, 298979, 351740, 556240, 597958, 703480, 1195916, 1406960, 1494895, 2391832, 2989790, 4783664, 5979580, 11959160, 23918320]

約数ペア:

[(1, 23918320), (2, 11959160), (4, 5979580), (5, 4783664), (8, 2989790), (10, 2391832), (16, 1494895), (17, 1406960), (20, 1195916), (34, 703480), (40, 597958), (43, 556240), (68, 351740), (80, 298979), (85, 281392), (86, 278120), (136, 175870), (170, 140696), (172, 139060), (215, 111248), (272, 87935), (340, 70348), (344, 69530), (409, 58480), (430, 55624), (680, 35174), (688, 34765), (731, 32720), (818, 29240), (860, 27812), (1360, 17587), (1462, 16360), (1636, 14620), (1720, 13906), (2045, 11696), (2924, 8180), (3272, 7310), (3440, 6953), (3655, 6544), (4090, 5848)]