201663910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21661}}^1$

素因数の和:21701

約数の個数: 48

約数和(自身を含む): 444504240

約数和(自身を除く): 242840330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 21661, 43322, 108305, 151627, 216610, 303254, 411559, 758135, 823118, 1061389, 1516270, 2057795, 2122778, 2880913, 4115590, 5306945, 5761826, 10613890, 14404565, 20166391, 28809130, 40332782, 100831955, 201663910]

約数ペア:

[(1, 201663910), (2, 100831955), (5, 40332782), (7, 28809130), (10, 20166391), (14, 14404565), (19, 10613890), (35, 5761826), (38, 5306945), (49, 4115590), (70, 2880913), (95, 2122778), (98, 2057795), (133, 1516270), (190, 1061389), (245, 823118), (266, 758135), (490, 411559), (665, 303254), (931, 216610), (1330, 151627), (1862, 108305), (4655, 43322), (9310, 21661)]