7784140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1$

素因数の和:96

約数の個数: 108

約数和(自身を含む): 21028896

約数和(自身を除く): 13244756

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 49, 52, 65, 70, 91, 94, 98, 130, 140, 169, 182, 188, 196, 235, 245, 260, 329, 338, 364, 455, 470, 490, 611, 637, 658, 676, 845, 910, 940, 980, 1183, 1222, 1274, 1316, 1645, 1690, 1820, 2303, 2366, 2444, 2548, 3055, 3185, 3290, 3380, 4277, 4606, 4732, 5915, 6110, 6370, 6580, 7943, 8281, 8554, 9212, 11515, 11830, 12220, 12740, 15886, 16562, 17108, 21385, 23030, 23660, 29939, 31772, 33124, 39715, 41405, 42770, 46060, 55601, 59878, 79430, 82810, 85540, 111202, 119756, 149695, 158860, 165620, 222404, 278005, 299390, 389207, 556010, 598780, 778414, 1112020, 1556828, 1946035, 3892070, 7784140]

約数ペア:

[(1, 7784140), (2, 3892070), (4, 1946035), (5, 1556828), (7, 1112020), (10, 778414), (13, 598780), (14, 556010), (20, 389207), (26, 299390), (28, 278005), (35, 222404), (47, 165620), (49, 158860), (52, 149695), (65, 119756), (70, 111202), (91, 85540), (94, 82810), (98, 79430), (130, 59878), (140, 55601), (169, 46060), (182, 42770), (188, 41405), (196, 39715), (235, 33124), (245, 31772), (260, 29939), (329, 23660), (338, 23030), (364, 21385), (455, 17108), (470, 16562), (490, 15886), (611, 12740), (637, 12220), (658, 11830), (676, 11515), (845, 9212), (910, 8554), (940, 8281), (980, 7943), (1183, 6580), (1222, 6370), (1274, 6110), (1316, 5915), (1645, 4732), (1690, 4606), (1820, 4277), (2303, 3380), (2366, 3290), (2444, 3185), (2548, 3055)]