15678840940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{317257}}^1$

素因数の和:317626

約数の個数: 48

約数和(自身を含む): 37735935552

約数和(自身を除く): 22057094612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1412, 1765, 2471, 3530, 4942, 7060, 9884, 12355, 24710, 49420, 317257, 634514, 1269028, 1586285, 2220799, 3172570, 4441598, 6345140, 8883196, 11103995, 22207990, 44415980, 111991721, 223983442, 447966884, 559958605, 783942047, 1119917210, 1567884094, 2239834420, 3135768188, 3919710235, 7839420470, 15678840940]

約数ペア:

[(1, 15678840940), (2, 7839420470), (4, 3919710235), (5, 3135768188), (7, 2239834420), (10, 1567884094), (14, 1119917210), (20, 783942047), (28, 559958605), (35, 447966884), (70, 223983442), (140, 111991721), (353, 44415980), (706, 22207990), (1412, 11103995), (1765, 8883196), (2471, 6345140), (3530, 4441598), (4942, 3172570), (7060, 2220799), (9884, 1586285), (12355, 1269028), (24710, 634514), (49420, 317257)]