201824980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2767}}^1$

素因数の和:3304

約数の個数: 48

約数和(自身を含む): 485485056

約数和(自身を除く): 283660076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521, 1042, 2084, 2605, 2767, 3647, 5210, 5534, 7294, 10420, 11068, 13835, 14588, 18235, 19369, 27670, 36470, 38738, 55340, 72940, 77476, 96845, 193690, 387380, 1441607, 2883214, 5766428, 7208035, 10091249, 14416070, 20182498, 28832140, 40364996, 50456245, 100912490, 201824980]

約数ペア:

[(1, 201824980), (2, 100912490), (4, 50456245), (5, 40364996), (7, 28832140), (10, 20182498), (14, 14416070), (20, 10091249), (28, 7208035), (35, 5766428), (70, 2883214), (140, 1441607), (521, 387380), (1042, 193690), (2084, 96845), (2605, 77476), (2767, 72940), (3647, 55340), (5210, 38738), (5534, 36470), (7294, 27670), (10420, 19369), (11068, 18235), (13835, 14588)]