983440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 2410560

約数和(自身を除く): 1427120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 647, 760, 1294, 1520, 2588, 3235, 5176, 6470, 10352, 12293, 12940, 24586, 25880, 49172, 51760, 61465, 98344, 122930, 196688, 245860, 491720, 983440]

約数ペア:

[(1, 983440), (2, 491720), (4, 245860), (5, 196688), (8, 122930), (10, 98344), (16, 61465), (19, 51760), (20, 49172), (38, 25880), (40, 24586), (76, 12940), (80, 12293), (95, 10352), (152, 6470), (190, 5176), (304, 3235), (380, 2588), (647, 1520), (760, 1294)]