11715520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1229

約数の個数: 56

約数和(自身を含む): 28821888

約数和(自身を除く): 17106368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1181, 1240, 1984, 2362, 2480, 4724, 4960, 5905, 9448, 9920, 11810, 18896, 23620, 36611, 37792, 47240, 73222, 75584, 94480, 146444, 183055, 188960, 292888, 366110, 377920, 585776, 732220, 1171552, 1464440, 2343104, 2928880, 5857760, 11715520]

約数ペア:

[(1, 11715520), (2, 5857760), (4, 2928880), (5, 2343104), (8, 1464440), (10, 1171552), (16, 732220), (20, 585776), (31, 377920), (32, 366110), (40, 292888), (62, 188960), (64, 183055), (80, 146444), (124, 94480), (155, 75584), (160, 73222), (248, 47240), (310, 37792), (320, 36611), (496, 23620), (620, 18896), (992, 11810), (1181, 9920), (1240, 9448), (1984, 5905), (2362, 4960), (2480, 4724)]