29907640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15259}}^1$

素因数の和:15284

約数の個数: 48

約数和(自身を含む): 78283800

約数和(自身を除く): 48376160

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, 15259, 30518, 61036, 76295, 106813, 122072, 152590, 213626, 305180, 427252, 534065, 610360, 747691, 854504, 1068130, 1495382, 2136260, 2990764, 3738455, 4272520, 5981528, 7476910, 14953820, 29907640]

約数ペア:

[(1, 29907640), (2, 14953820), (4, 7476910), (5, 5981528), (7, 4272520), (8, 3738455), (10, 2990764), (14, 2136260), (20, 1495382), (28, 1068130), (35, 854504), (40, 747691), (49, 610360), (56, 534065), (70, 427252), (98, 305180), (140, 213626), (196, 152590), (245, 122072), (280, 106813), (392, 76295), (490, 61036), (980, 30518), (1960, 15259)]