16395280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 42997248

約数和(自身を除く): 26601968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 601, 620, 682, 880, 1202, 1240, 1364, 1705, 2404, 2480, 2728, 3005, 3410, 4808, 5456, 6010, 6611, 6820, 9616, 12020, 13222, 13640, 18631, 24040, 26444, 27280, 33055, 37262, 48080, 52888, 66110, 74524, 93155, 105776, 132220, 149048, 186310, 204941, 264440, 298096, 372620, 409882, 528880, 745240, 819764, 1024705, 1490480, 1639528, 2049410, 3279056, 4098820, 8197640, 16395280]

約数ペア:

[(1, 16395280), (2, 8197640), (4, 4098820), (5, 3279056), (8, 2049410), (10, 1639528), (11, 1490480), (16, 1024705), (20, 819764), (22, 745240), (31, 528880), (40, 409882), (44, 372620), (55, 298096), (62, 264440), (80, 204941), (88, 186310), (110, 149048), (124, 132220), (155, 105776), (176, 93155), (220, 74524), (248, 66110), (310, 52888), (341, 48080), (440, 37262), (496, 33055), (601, 27280), (620, 26444), (682, 24040), (880, 18631), (1202, 13640), (1240, 13222), (1364, 12020), (1705, 9616), (2404, 6820), (2480, 6611), (2728, 6010), (3005, 5456), (3410, 4808)]