8253980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 21772800

約数和(自身を除く): 13518820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 70, 76, 95, 107, 116, 133, 140, 145, 190, 203, 214, 266, 290, 380, 406, 428, 532, 535, 551, 580, 665, 749, 812, 1015, 1070, 1102, 1330, 1498, 2030, 2033, 2140, 2204, 2660, 2755, 2996, 3103, 3745, 3857, 4060, 4066, 5510, 6206, 7490, 7714, 8132, 10165, 11020, 12412, 14231, 14980, 15428, 15515, 19285, 20330, 21721, 28462, 31030, 38570, 40660, 43442, 56924, 58957, 62060, 71155, 77140, 86884, 108605, 117914, 142310, 217210, 235828, 284620, 294785, 412699, 434420, 589570, 825398, 1179140, 1650796, 2063495, 4126990, 8253980]

約数ペア:

[(1, 8253980), (2, 4126990), (4, 2063495), (5, 1650796), (7, 1179140), (10, 825398), (14, 589570), (19, 434420), (20, 412699), (28, 294785), (29, 284620), (35, 235828), (38, 217210), (58, 142310), (70, 117914), (76, 108605), (95, 86884), (107, 77140), (116, 71155), (133, 62060), (140, 58957), (145, 56924), (190, 43442), (203, 40660), (214, 38570), (266, 31030), (290, 28462), (380, 21721), (406, 20330), (428, 19285), (532, 15515), (535, 15428), (551, 14980), (580, 14231), (665, 12412), (749, 11020), (812, 10165), (1015, 8132), (1070, 7714), (1102, 7490), (1330, 6206), (1498, 5510), (2030, 4066), (2033, 4060), (2140, 3857), (2204, 3745), (2660, 3103), (2755, 2996)]