30374120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15497}}^1$

素因数の和:15522

約数の個数: 48

約数和(自身を含む): 79504740

約数和(自身を除く): 49130620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 15497, 30994, 61988, 77485, 108479, 123976, 154970, 216958, 309940, 433916, 542395, 619880, 759353, 867832, 1084790, 1518706, 2169580, 3037412, 3796765, 4339160, 6074824, 7593530, 15187060, 30374120]

約数ペア:

[(1, 30374120), (2, 15187060), (4, 7593530), (5, 6074824), (7, 4339160), (8, 3796765), (10, 3037412), (14, 2169580), (20, 1518706), (28, 1084790), (35, 867832), (40, 759353), (49, 619880), (56, 542395), (70, 433916), (98, 309940), (140, 216958), (196, 154970), (245, 123976), (280, 108479), (392, 77485), (490, 61988), (980, 30994), (1960, 15497)]