1749280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2$

素因数の和:86

約数の個数: 72

約数和(自身を含む): 4609332

約数和(自身を除く): 2860052

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 290, 377, 416, 464, 520, 580, 754, 841, 928, 1040, 1160, 1508, 1682, 1885, 2080, 2320, 3016, 3364, 3770, 4205, 4640, 6032, 6728, 7540, 8410, 10933, 12064, 13456, 15080, 16820, 21866, 26912, 30160, 33640, 43732, 54665, 60320, 67280, 87464, 109330, 134560, 174928, 218660, 349856, 437320, 874640, 1749280]

約数ペア:

[(1, 1749280), (2, 874640), (4, 437320), (5, 349856), (8, 218660), (10, 174928), (13, 134560), (16, 109330), (20, 87464), (26, 67280), (29, 60320), (32, 54665), (40, 43732), (52, 33640), (58, 30160), (65, 26912), (80, 21866), (104, 16820), (116, 15080), (130, 13456), (145, 12064), (160, 10933), (208, 8410), (232, 7540), (260, 6728), (290, 6032), (377, 4640), (416, 4205), (464, 3770), (520, 3364), (580, 3016), (754, 2320), (841, 2080), (928, 1885), (1040, 1682), (1160, 1508)]