690617320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{39509}}^1$

素因数の和:39562

約数の個数: 64

約数和(自身を含む): 1706832000

約数和(自身を除く): 1016214680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 17480, 39509, 79018, 158036, 197545, 316072, 395090, 750671, 790180, 908707, 1501342, 1580360, 1817414, 3002684, 3634828, 3753355, 4543535, 6005368, 7269656, 7506710, 9087070, 15013420, 17265433, 18174140, 30026840, 34530866, 36348280, 69061732, 86327165, 138123464, 172654330, 345308660, 690617320]

約数ペア:

[(1, 690617320), (2, 345308660), (4, 172654330), (5, 138123464), (8, 86327165), (10, 69061732), (19, 36348280), (20, 34530866), (23, 30026840), (38, 18174140), (40, 17265433), (46, 15013420), (76, 9087070), (92, 7506710), (95, 7269656), (115, 6005368), (152, 4543535), (184, 3753355), (190, 3634828), (230, 3002684), (380, 1817414), (437, 1580360), (460, 1501342), (760, 908707), (874, 790180), (920, 750671), (1748, 395090), (2185, 316072), (3496, 197545), (4370, 158036), (8740, 79018), (17480, 39509)]