28226704

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 65710080

約数和(自身を除く): 37483376

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 176, 184, 209, 253, 304, 367, 368, 418, 437, 506, 734, 836, 874, 1012, 1468, 1672, 1748, 2024, 2936, 3344, 3496, 4037, 4048, 4807, 5872, 6973, 6992, 8074, 8441, 9614, 13946, 16148, 16882, 19228, 27892, 32296, 33764, 38456, 55784, 64592, 67528, 76703, 76912, 92851, 111568, 135056, 153406, 160379, 185702, 306812, 320758, 371404, 613624, 641516, 742808, 1227248, 1283032, 1485616, 1764169, 2566064, 3528338, 7056676, 14113352, 28226704]

約数ペア:

[(1, 28226704), (2, 14113352), (4, 7056676), (8, 3528338), (11, 2566064), (16, 1764169), (19, 1485616), (22, 1283032), (23, 1227248), (38, 742808), (44, 641516), (46, 613624), (76, 371404), (88, 320758), (92, 306812), (152, 185702), (176, 160379), (184, 153406), (209, 135056), (253, 111568), (304, 92851), (367, 76912), (368, 76703), (418, 67528), (437, 64592), (506, 55784), (734, 38456), (836, 33764), (874, 32296), (1012, 27892), (1468, 19228), (1672, 16882), (1748, 16148), (2024, 13946), (2936, 9614), (3344, 8441), (3496, 8074), (4037, 6992), (4048, 6973), (4807, 5872)]