28780336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{773}}^1$

素因数の和:973

約数の個数: 40

約数和(自身を含む): 60464880

約数和(自身を除く): 31684544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 179, 208, 358, 716, 773, 1432, 1546, 2327, 2864, 3092, 4654, 6184, 9308, 10049, 12368, 18616, 20098, 37232, 40196, 80392, 138367, 160784, 276734, 553468, 1106936, 1798771, 2213872, 3597542, 7195084, 14390168, 28780336]

約数ペア:

[(1, 28780336), (2, 14390168), (4, 7195084), (8, 3597542), (13, 2213872), (16, 1798771), (26, 1106936), (52, 553468), (104, 276734), (179, 160784), (208, 138367), (358, 80392), (716, 40196), (773, 37232), (1432, 20098), (1546, 18616), (2327, 12368), (2864, 10049), (3092, 9308), (4654, 6184)]