30314620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{971}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 73156608

約数和(自身を除く): 42841988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 971, 1115, 1561, 1942, 2230, 3122, 3884, 4460, 4855, 6244, 6797, 7805, 9710, 13594, 15610, 19420, 27188, 31220, 33985, 67970, 135940, 216533, 433066, 866132, 1082665, 1515731, 2165330, 3031462, 4330660, 6062924, 7578655, 15157310, 30314620]

約数ペア:

[(1, 30314620), (2, 15157310), (4, 7578655), (5, 6062924), (7, 4330660), (10, 3031462), (14, 2165330), (20, 1515731), (28, 1082665), (35, 866132), (70, 433066), (140, 216533), (223, 135940), (446, 67970), (892, 33985), (971, 31220), (1115, 27188), (1561, 19420), (1942, 15610), (2230, 13594), (3122, 9710), (3884, 7805), (4460, 6797), (4855, 6244)]