20175793960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1733}}^1\times {\mathrm{41579}}^1$

素因数の和:43330

約数の個数: 64

約数和(自身を含む): 51911798400

約数和(自身を除く): 31736004440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1733, 3466, 6932, 8665, 12131, 13864, 17330, 24262, 34660, 41579, 48524, 60655, 69320, 83158, 97048, 121310, 166316, 207895, 242620, 291053, 332632, 415790, 485240, 582106, 831580, 1164212, 1455265, 1663160, 2328424, 2910530, 5821060, 11642120, 72056407, 144112814, 288225628, 360282035, 504394849, 576451256, 720564070, 1008789698, 1441128140, 2017579396, 2521974245, 2882256280, 4035158792, 5043948490, 10087896980, 20175793960]

約数ペア:

[(1, 20175793960), (2, 10087896980), (4, 5043948490), (5, 4035158792), (7, 2882256280), (8, 2521974245), (10, 2017579396), (14, 1441128140), (20, 1008789698), (28, 720564070), (35, 576451256), (40, 504394849), (56, 360282035), (70, 288225628), (140, 144112814), (280, 72056407), (1733, 11642120), (3466, 5821060), (6932, 2910530), (8665, 2328424), (12131, 1663160), (13864, 1455265), (17330, 1164212), (24262, 831580), (34660, 582106), (41579, 485240), (48524, 415790), (60655, 332632), (69320, 291053), (83158, 242620), (97048, 207895), (121310, 166316)]