207606920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1579}}^1$

素因数の和:1782

約数の個数: 64

約数和(自身を含む): 494856000

約数和(自身を除く): 287249080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 173, 190, 346, 380, 692, 760, 865, 1384, 1579, 1730, 3158, 3287, 3460, 6316, 6574, 6920, 7895, 12632, 13148, 15790, 16435, 26296, 30001, 31580, 32870, 60002, 63160, 65740, 120004, 131480, 150005, 240008, 273167, 300010, 546334, 600020, 1092668, 1200040, 1365835, 2185336, 2731670, 5190173, 5463340, 10380346, 10926680, 20760692, 25950865, 41521384, 51901730, 103803460, 207606920]

約数ペア:

[(1, 207606920), (2, 103803460), (4, 51901730), (5, 41521384), (8, 25950865), (10, 20760692), (19, 10926680), (20, 10380346), (38, 5463340), (40, 5190173), (76, 2731670), (95, 2185336), (152, 1365835), (173, 1200040), (190, 1092668), (346, 600020), (380, 546334), (692, 300010), (760, 273167), (865, 240008), (1384, 150005), (1579, 131480), (1730, 120004), (3158, 65740), (3287, 63160), (3460, 60002), (6316, 32870), (6574, 31580), (6920, 30001), (7895, 26296), (12632, 16435), (13148, 15790)]