713649880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19979}}^1$

素因数の和:20056

約数の個数: 64

約数和(自身を含む): 1726272000

約数和(自身を除く): 1012622120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 3572, 4465, 7144, 8930, 17860, 19979, 35720, 39958, 79916, 99895, 159832, 199790, 379601, 399580, 759202, 799160, 939013, 1518404, 1878026, 1898005, 3036808, 3756052, 3796010, 4695065, 7512104, 7592020, 9390130, 15184040, 17841247, 18780260, 35682494, 37560520, 71364988, 89206235, 142729976, 178412470, 356824940, 713649880]

約数ペア:

[(1, 713649880), (2, 356824940), (4, 178412470), (5, 142729976), (8, 89206235), (10, 71364988), (19, 37560520), (20, 35682494), (38, 18780260), (40, 17841247), (47, 15184040), (76, 9390130), (94, 7592020), (95, 7512104), (152, 4695065), (188, 3796010), (190, 3756052), (235, 3036808), (376, 1898005), (380, 1878026), (470, 1518404), (760, 939013), (893, 799160), (940, 759202), (1786, 399580), (1880, 379601), (3572, 199790), (4465, 159832), (7144, 99895), (8930, 79916), (17860, 39958), (19979, 35720)]