319504880

素因数分解:

$2^4\times 5^1\times {\mathrm{569}}^1\times {\mathrm{7019}}^1$

素因数の和:7601

約数の個数: 40

約数和(自身を含む): 744260400

約数和(自身を除く): 424755520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 569, 1138, 2276, 2845, 4552, 5690, 7019, 9104, 11380, 14038, 22760, 28076, 35095, 45520, 56152, 70190, 112304, 140380, 280760, 561520, 3993811, 7987622, 15975244, 19969055, 31950488, 39938110, 63900976, 79876220, 159752440, 319504880]

約数ペア:

[(1, 319504880), (2, 159752440), (4, 79876220), (5, 63900976), (8, 39938110), (10, 31950488), (16, 19969055), (20, 15975244), (40, 7987622), (80, 3993811), (569, 561520), (1138, 280760), (2276, 140380), (2845, 112304), (4552, 70190), (5690, 56152), (7019, 45520), (9104, 35095), (11380, 28076), (14038, 22760)]