13948880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 80

約数和(自身を含む): 35944128

約数和(自身を除く): 21995248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 131, 176, 220, 242, 262, 440, 484, 524, 605, 655, 880, 968, 1048, 1210, 1310, 1331, 1441, 1936, 2096, 2420, 2620, 2662, 2882, 4840, 5240, 5324, 5764, 6655, 7205, 9680, 10480, 10648, 11528, 13310, 14410, 15851, 21296, 23056, 26620, 28820, 31702, 53240, 57640, 63404, 79255, 106480, 115280, 126808, 158510, 174361, 253616, 317020, 348722, 634040, 697444, 871805, 1268080, 1394888, 1743610, 2789776, 3487220, 6974440, 13948880]

約数ペア:

[(1, 13948880), (2, 6974440), (4, 3487220), (5, 2789776), (8, 1743610), (10, 1394888), (11, 1268080), (16, 871805), (20, 697444), (22, 634040), (40, 348722), (44, 317020), (55, 253616), (80, 174361), (88, 158510), (110, 126808), (121, 115280), (131, 106480), (176, 79255), (220, 63404), (242, 57640), (262, 53240), (440, 31702), (484, 28820), (524, 26620), (605, 23056), (655, 21296), (880, 15851), (968, 14410), (1048, 13310), (1210, 11528), (1310, 10648), (1331, 10480), (1441, 9680), (1936, 7205), (2096, 6655), (2420, 5764), (2620, 5324), (2662, 5240), (2882, 4840)]