19085040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2039}}^1$

素因数の和:2071

約数の個数: 120

約数和(自身を含む): 69058080

約数和(自身を除く): 49973040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2039, 2340, 3120, 4078, 4680, 6117, 8156, 9360, 10195, 12234, 16312, 18351, 20390, 24468, 26507, 30585, 32624, 36702, 40780, 48936, 53014, 61170, 73404, 79521, 81560, 91755, 97872, 106028, 122340, 132535, 146808, 159042, 163120, 183510, 212056, 238563, 244680, 265070, 293616, 318084, 367020, 397605, 424112, 477126, 489360, 530140, 636168, 734040, 795210, 954252, 1060280, 1192815, 1272336, 1468080, 1590420, 1908504, 2120560, 2385630, 3180840, 3817008, 4771260, 6361680, 9542520, 19085040]

約数ペア:

[(1, 19085040), (2, 9542520), (3, 6361680), (4, 4771260), (5, 3817008), (6, 3180840), (8, 2385630), (9, 2120560), (10, 1908504), (12, 1590420), (13, 1468080), (15, 1272336), (16, 1192815), (18, 1060280), (20, 954252), (24, 795210), (26, 734040), (30, 636168), (36, 530140), (39, 489360), (40, 477126), (45, 424112), (48, 397605), (52, 367020), (60, 318084), (65, 293616), (72, 265070), (78, 244680), (80, 238563), (90, 212056), (104, 183510), (117, 163120), (120, 159042), (130, 146808), (144, 132535), (156, 122340), (180, 106028), (195, 97872), (208, 91755), (234, 81560), (240, 79521), (260, 73404), (312, 61170), (360, 53014), (390, 48936), (468, 40780), (520, 36702), (585, 32624), (624, 30585), (720, 26507), (780, 24468), (936, 20390), (1040, 18351), (1170, 16312), (1560, 12234), (1872, 10195), (2039, 9360), (2340, 8156), (3120, 6117), (4078, 4680)]