28480740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1847}}^1$

素因数の和:2116

約数の個数: 48

約数和(自身を含む): 80099712

約数和(自身を除く): 51618972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 1847, 2570, 3084, 3694, 3855, 5140, 5541, 7388, 7710, 9235, 11082, 15420, 18470, 22164, 27705, 36940, 55410, 110820, 474679, 949358, 1424037, 1898716, 2373395, 2848074, 4746790, 5696148, 7120185, 9493580, 14240370, 28480740]

約数ペア:

[(1, 28480740), (2, 14240370), (3, 9493580), (4, 7120185), (5, 5696148), (6, 4746790), (10, 2848074), (12, 2373395), (15, 1898716), (20, 1424037), (30, 949358), (60, 474679), (257, 110820), (514, 55410), (771, 36940), (1028, 27705), (1285, 22164), (1542, 18470), (1847, 15420), (2570, 11082), (3084, 9235), (3694, 7710), (3855, 7388), (5140, 5541)]