39878872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 96422400

約数和(自身を除く): 56543528

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 23, 34, 38, 44, 46, 61, 68, 76, 88, 92, 122, 136, 152, 184, 187, 209, 244, 253, 323, 374, 391, 418, 437, 488, 506, 646, 671, 748, 782, 836, 874, 1012, 1037, 1159, 1292, 1342, 1403, 1496, 1564, 1672, 1748, 2024, 2074, 2318, 2584, 2684, 2806, 3128, 3496, 3553, 4148, 4301, 4636, 4807, 5368, 5612, 7106, 7429, 8296, 8602, 9272, 9614, 11224, 11407, 12749, 14212, 14858, 15433, 17204, 19228, 19703, 22814, 23851, 25498, 26657, 28424, 29716, 30866, 34408, 38456, 39406, 45628, 47702, 50996, 53314, 59432, 61732, 78812, 81719, 91256, 95404, 101992, 106628, 123464, 157624, 163438, 190808, 213256, 216733, 262361, 293227, 326876, 433466, 453169, 524722, 586454, 653752, 866932, 906338, 1049444, 1172908, 1733864, 1812676, 2098888, 2345816, 3625352, 4984859, 9969718, 19939436, 39878872]

約数ペア:

[(1, 39878872), (2, 19939436), (4, 9969718), (8, 4984859), (11, 3625352), (17, 2345816), (19, 2098888), (22, 1812676), (23, 1733864), (34, 1172908), (38, 1049444), (44, 906338), (46, 866932), (61, 653752), (68, 586454), (76, 524722), (88, 453169), (92, 433466), (122, 326876), (136, 293227), (152, 262361), (184, 216733), (187, 213256), (209, 190808), (244, 163438), (253, 157624), (323, 123464), (374, 106628), (391, 101992), (418, 95404), (437, 91256), (488, 81719), (506, 78812), (646, 61732), (671, 59432), (748, 53314), (782, 50996), (836, 47702), (874, 45628), (1012, 39406), (1037, 38456), (1159, 34408), (1292, 30866), (1342, 29716), (1403, 28424), (1496, 26657), (1564, 25498), (1672, 23851), (1748, 22814), (2024, 19703), (2074, 19228), (2318, 17204), (2584, 15433), (2684, 14858), (2806, 14212), (3128, 12749), (3496, 11407), (3553, 11224), (4148, 9614), (4301, 9272), (4636, 8602), (4807, 8296), (5368, 7429), (5612, 7106)]