16627660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 108

約数和(自身を含む): 43781472

約数和(自身を除く): 27153812

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 49, 70, 76, 94, 95, 98, 133, 140, 188, 190, 196, 235, 245, 266, 329, 361, 380, 470, 490, 532, 658, 665, 722, 893, 931, 940, 980, 1316, 1330, 1444, 1645, 1786, 1805, 1862, 2303, 2527, 2660, 3290, 3572, 3610, 3724, 4465, 4606, 4655, 5054, 6251, 6580, 7220, 8930, 9212, 9310, 10108, 11515, 12502, 12635, 16967, 17689, 17860, 18620, 23030, 25004, 25270, 31255, 33934, 35378, 43757, 46060, 50540, 62510, 67868, 70756, 84835, 87514, 88445, 118769, 125020, 169670, 175028, 176890, 218785, 237538, 339340, 353780, 437570, 475076, 593845, 831383, 875140, 1187690, 1662766, 2375380, 3325532, 4156915, 8313830, 16627660]

約数ペア:

[(1, 16627660), (2, 8313830), (4, 4156915), (5, 3325532), (7, 2375380), (10, 1662766), (14, 1187690), (19, 875140), (20, 831383), (28, 593845), (35, 475076), (38, 437570), (47, 353780), (49, 339340), (70, 237538), (76, 218785), (94, 176890), (95, 175028), (98, 169670), (133, 125020), (140, 118769), (188, 88445), (190, 87514), (196, 84835), (235, 70756), (245, 67868), (266, 62510), (329, 50540), (361, 46060), (380, 43757), (470, 35378), (490, 33934), (532, 31255), (658, 25270), (665, 25004), (722, 23030), (893, 18620), (931, 17860), (940, 17689), (980, 16967), (1316, 12635), (1330, 12502), (1444, 11515), (1645, 10108), (1786, 9310), (1805, 9212), (1862, 8930), (2303, 7220), (2527, 6580), (2660, 6251), (3290, 5054), (3572, 4655), (3610, 4606), (3724, 4465)]