1910840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 64

約数和(自身を含む): 4700160

約数和(自身を除く): 2789320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 67, 92, 115, 124, 134, 155, 184, 230, 248, 268, 310, 335, 460, 536, 620, 670, 713, 920, 1240, 1340, 1426, 1541, 2077, 2680, 2852, 3082, 3565, 4154, 5704, 6164, 7130, 7705, 8308, 10385, 12328, 14260, 15410, 16616, 20770, 28520, 30820, 41540, 47771, 61640, 83080, 95542, 191084, 238855, 382168, 477710, 955420, 1910840]

約数ペア:

[(1, 1910840), (2, 955420), (4, 477710), (5, 382168), (8, 238855), (10, 191084), (20, 95542), (23, 83080), (31, 61640), (40, 47771), (46, 41540), (62, 30820), (67, 28520), (92, 20770), (115, 16616), (124, 15410), (134, 14260), (155, 12328), (184, 10385), (230, 8308), (248, 7705), (268, 7130), (310, 6164), (335, 5704), (460, 4154), (536, 3565), (620, 3082), (670, 2852), (713, 2680), (920, 2077), (1240, 1541), (1340, 1426)]