26642980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14639}}^1$

素因数の和:14668

約数の個数: 48

約数和(自身を含む): 68866560

約数和(自身を除く): 42223580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 14639, 29278, 58556, 73195, 102473, 146390, 190307, 204946, 292780, 380614, 409892, 512365, 761228, 951535, 1024730, 1332149, 1903070, 2049460, 2664298, 3806140, 5328596, 6660745, 13321490, 26642980]

約数ペア:

[(1, 26642980), (2, 13321490), (4, 6660745), (5, 5328596), (7, 3806140), (10, 2664298), (13, 2049460), (14, 1903070), (20, 1332149), (26, 1024730), (28, 951535), (35, 761228), (52, 512365), (65, 409892), (70, 380614), (91, 292780), (130, 204946), (140, 190307), (182, 146390), (260, 102473), (364, 73195), (455, 58556), (910, 29278), (1820, 14639)]