201806920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17579}}^1$

素因数の和:17638

約数の個数: 64

約数和(自身を含む): 531619200

約数和(自身を除く): 329812280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 17579, 35158, 70316, 87895, 123053, 140632, 175790, 246106, 351580, 492212, 615265, 703160, 720739, 984424, 1230530, 1441478, 2461060, 2882956, 3603695, 4922120, 5045173, 5765912, 7207390, 10090346, 14414780, 20180692, 25225865, 28829560, 40361384, 50451730, 100903460, 201806920]

約数ペア:

[(1, 201806920), (2, 100903460), (4, 50451730), (5, 40361384), (7, 28829560), (8, 25225865), (10, 20180692), (14, 14414780), (20, 10090346), (28, 7207390), (35, 5765912), (40, 5045173), (41, 4922120), (56, 3603695), (70, 2882956), (82, 2461060), (140, 1441478), (164, 1230530), (205, 984424), (280, 720739), (287, 703160), (328, 615265), (410, 492212), (574, 351580), (820, 246106), (1148, 175790), (1435, 140632), (1640, 123053), (2296, 87895), (2870, 70316), (5740, 35158), (11480, 17579)]