383765740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 854806176

約数和(自身を除く): 471040436

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 487, 620, 820, 961, 974, 1271, 1922, 1948, 2435, 2542, 3844, 4805, 4870, 5084, 6355, 9610, 9740, 12710, 15097, 19220, 19967, 25420, 30194, 39401, 39934, 60388, 75485, 78802, 79868, 99835, 150970, 157604, 197005, 199670, 301940, 394010, 399340, 468007, 618977, 788020, 936014, 1237954, 1872028, 2340035, 2475908, 3094885, 4680070, 6189770, 9360140, 12379540, 19188287, 38376574, 76753148, 95941435, 191882870, 383765740]

約数ペア:

[(1, 383765740), (2, 191882870), (4, 95941435), (5, 76753148), (10, 38376574), (20, 19188287), (31, 12379540), (41, 9360140), (62, 6189770), (82, 4680070), (124, 3094885), (155, 2475908), (164, 2340035), (205, 1872028), (310, 1237954), (410, 936014), (487, 788020), (620, 618977), (820, 468007), (961, 399340), (974, 394010), (1271, 301940), (1922, 199670), (1948, 197005), (2435, 157604), (2542, 150970), (3844, 99835), (4805, 79868), (4870, 78802), (5084, 75485), (6355, 60388), (9610, 39934), (9740, 39401), (12710, 30194), (15097, 25420), (19220, 19967)]