1304602440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{639511}}^1$

素因数の和:639542

約数の個数: 64

約数和(自身を含む): 4144037760

約数和(自身を除く): 2839435320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 639511, 1279022, 1918533, 2558044, 3197555, 3837066, 5116088, 6395110, 7674132, 9592665, 10871687, 12790220, 15348264, 19185330, 21743374, 25580440, 32615061, 38370660, 43486748, 54358435, 65230122, 76741320, 86973496, 108716870, 130460244, 163075305, 217433740, 260920488, 326150610, 434867480, 652301220, 1304602440]

約数ペア:

[(1, 1304602440), (2, 652301220), (3, 434867480), (4, 326150610), (5, 260920488), (6, 217433740), (8, 163075305), (10, 130460244), (12, 108716870), (15, 86973496), (17, 76741320), (20, 65230122), (24, 54358435), (30, 43486748), (34, 38370660), (40, 32615061), (51, 25580440), (60, 21743374), (68, 19185330), (85, 15348264), (102, 12790220), (120, 10871687), (136, 9592665), (170, 7674132), (204, 6395110), (255, 5116088), (340, 3837066), (408, 3197555), (510, 2558044), (680, 1918533), (1020, 1279022), (2040, 639511)]