719661320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2570219}}^1$

素因数の和:2570237

約数の個数: 32

約数和(自身を含む): 1850558400

約数和(自身を除く): 1130897080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2570219, 5140438, 10280876, 12851095, 17991533, 20561752, 25702190, 35983066, 51404380, 71966132, 89957665, 102808760, 143932264, 179915330, 359830660, 719661320]

約数ペア:

[(1, 719661320), (2, 359830660), (4, 179915330), (5, 143932264), (7, 102808760), (8, 89957665), (10, 71966132), (14, 51404380), (20, 35983066), (28, 25702190), (35, 20561752), (40, 17991533), (56, 12851095), (70, 10280876), (140, 5140438), (280, 2570219)]