19068560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2003}}^1$

素因数の和:2040

約数の個数: 80

約数和(自身を含む): 53675136

約数和(自身を除く): 34606576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2003, 2380, 4006, 4760, 8012, 9520, 10015, 14021, 16024, 20030, 28042, 32048, 34051, 40060, 56084, 68102, 70105, 80120, 112168, 136204, 140210, 160240, 170255, 224336, 238357, 272408, 280420, 340510, 476714, 544816, 560840, 681020, 953428, 1121680, 1191785, 1362040, 1906856, 2383570, 2724080, 3813712, 4767140, 9534280, 19068560]

約数ペア:

[(1, 19068560), (2, 9534280), (4, 4767140), (5, 3813712), (7, 2724080), (8, 2383570), (10, 1906856), (14, 1362040), (16, 1191785), (17, 1121680), (20, 953428), (28, 681020), (34, 560840), (35, 544816), (40, 476714), (56, 340510), (68, 280420), (70, 272408), (80, 238357), (85, 224336), (112, 170255), (119, 160240), (136, 140210), (140, 136204), (170, 112168), (238, 80120), (272, 70105), (280, 68102), (340, 56084), (476, 40060), (560, 34051), (595, 32048), (680, 28042), (952, 20030), (1190, 16024), (1360, 14021), (1904, 10015), (2003, 9520), (2380, 8012), (4006, 4760)]