74307940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 190439424

約数和(自身を除く): 116131484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 47, 70, 92, 94, 115, 140, 161, 188, 230, 235, 322, 329, 460, 470, 491, 644, 658, 805, 940, 982, 1081, 1316, 1610, 1645, 1964, 2162, 2455, 3220, 3290, 3437, 4324, 4910, 5405, 6580, 6874, 7567, 9820, 10810, 11293, 13748, 15134, 17185, 21620, 22586, 23077, 30268, 34370, 37835, 45172, 46154, 56465, 68740, 75670, 79051, 92308, 112930, 115385, 151340, 158102, 161539, 225860, 230770, 316204, 323078, 395255, 461540, 530771, 646156, 790510, 807695, 1061542, 1581020, 1615390, 2123084, 2653855, 3230780, 3715397, 5307710, 7430794, 10615420, 14861588, 18576985, 37153970, 74307940]

約数ペア:

[(1, 74307940), (2, 37153970), (4, 18576985), (5, 14861588), (7, 10615420), (10, 7430794), (14, 5307710), (20, 3715397), (23, 3230780), (28, 2653855), (35, 2123084), (46, 1615390), (47, 1581020), (70, 1061542), (92, 807695), (94, 790510), (115, 646156), (140, 530771), (161, 461540), (188, 395255), (230, 323078), (235, 316204), (322, 230770), (329, 225860), (460, 161539), (470, 158102), (491, 151340), (644, 115385), (658, 112930), (805, 92308), (940, 79051), (982, 75670), (1081, 68740), (1316, 56465), (1610, 46154), (1645, 45172), (1964, 37835), (2162, 34370), (2455, 30268), (3220, 23077), (3290, 22586), (3437, 21620), (4324, 17185), (4910, 15134), (5405, 13748), (6580, 11293), (6874, 10810), (7567, 9820)]