520039408

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 1186799040

約数和(自身を除く): 666759632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 269, 287, 328, 421, 538, 574, 656, 842, 1076, 1148, 1684, 1883, 2152, 2296, 2947, 3368, 3766, 4304, 4592, 5894, 6736, 7532, 11029, 11788, 15064, 17261, 22058, 23576, 30128, 34522, 44116, 47152, 69044, 77203, 88232, 113249, 120827, 138088, 154406, 176464, 226498, 241654, 276176, 308812, 452996, 483308, 617624, 792743, 905992, 966616, 1235248, 1585486, 1811984, 1933232, 3170972, 4643209, 6341944, 9286418, 12683888, 18572836, 32502463, 37145672, 65004926, 74291344, 130009852, 260019704, 520039408]

約数ペア:

[(1, 520039408), (2, 260019704), (4, 130009852), (7, 74291344), (8, 65004926), (14, 37145672), (16, 32502463), (28, 18572836), (41, 12683888), (56, 9286418), (82, 6341944), (112, 4643209), (164, 3170972), (269, 1933232), (287, 1811984), (328, 1585486), (421, 1235248), (538, 966616), (574, 905992), (656, 792743), (842, 617624), (1076, 483308), (1148, 452996), (1684, 308812), (1883, 276176), (2152, 241654), (2296, 226498), (2947, 176464), (3368, 154406), (3766, 138088), (4304, 120827), (4592, 113249), (5894, 88232), (6736, 77203), (7532, 69044), (11029, 47152), (11788, 44116), (15064, 34522), (17261, 30128), (22058, 23576)]