8719120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1493}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 20563416

約数和(自身を除く): 11844296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 1493, 2920, 2986, 5840, 5972, 7465, 11944, 14930, 23888, 29860, 59720, 108989, 119440, 217978, 435956, 544945, 871912, 1089890, 1743824, 2179780, 4359560, 8719120]

約数ペア:

[(1, 8719120), (2, 4359560), (4, 2179780), (5, 1743824), (8, 1089890), (10, 871912), (16, 544945), (20, 435956), (40, 217978), (73, 119440), (80, 108989), (146, 59720), (292, 29860), (365, 23888), (584, 14930), (730, 11944), (1168, 7465), (1460, 5972), (1493, 5840), (2920, 2986)]