28145839960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8887}}^1\times {\mathrm{11311}}^1$

素因数の和:20216

約数の個数: 64

約数和(自身を含む): 72389560320

約数和(自身を除く): 44243720360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8887, 11311, 17774, 22622, 35548, 44435, 45244, 56555, 62209, 71096, 79177, 88870, 90488, 113110, 124418, 158354, 177740, 226220, 248836, 311045, 316708, 355480, 395885, 452440, 497672, 622090, 633416, 791770, 1244180, 1583540, 2488360, 3167080, 100520857, 201041714, 402083428, 502604285, 703645999, 804166856, 1005208570, 1407291998, 2010417140, 2814583996, 3518229995, 4020834280, 5629167992, 7036459990, 14072919980, 28145839960]

約数ペア:

[(1, 28145839960), (2, 14072919980), (4, 7036459990), (5, 5629167992), (7, 4020834280), (8, 3518229995), (10, 2814583996), (14, 2010417140), (20, 1407291998), (28, 1005208570), (35, 804166856), (40, 703645999), (56, 502604285), (70, 402083428), (140, 201041714), (280, 100520857), (8887, 3167080), (11311, 2488360), (17774, 1583540), (22622, 1244180), (35548, 791770), (44435, 633416), (45244, 622090), (56555, 497672), (62209, 452440), (71096, 395885), (79177, 355480), (88870, 316708), (90488, 311045), (113110, 248836), (124418, 226220), (158354, 177740)]