74397640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 175996800

約数和(自身を除く): 101599160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 193, 230, 386, 419, 460, 772, 838, 920, 965, 1544, 1676, 1930, 2095, 3352, 3860, 4190, 4439, 7720, 8380, 8878, 9637, 16760, 17756, 19274, 22195, 35512, 38548, 44390, 48185, 77096, 80867, 88780, 96370, 161734, 177560, 192740, 323468, 385480, 404335, 646936, 808670, 1617340, 1859941, 3234680, 3719882, 7439764, 9299705, 14879528, 18599410, 37198820, 74397640]

約数ペア:

[(1, 74397640), (2, 37198820), (4, 18599410), (5, 14879528), (8, 9299705), (10, 7439764), (20, 3719882), (23, 3234680), (40, 1859941), (46, 1617340), (92, 808670), (115, 646936), (184, 404335), (193, 385480), (230, 323468), (386, 192740), (419, 177560), (460, 161734), (772, 96370), (838, 88780), (920, 80867), (965, 77096), (1544, 48185), (1676, 44390), (1930, 38548), (2095, 35512), (3352, 22195), (3860, 19274), (4190, 17756), (4439, 16760), (7720, 9637), (8380, 8878)]