19298960

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{761}}^1$

素因数の和:1091

約数の個数: 40

約数和(自身を含む): 45070776

約数和(自身を除く): 25771816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 761, 1268, 1522, 1585, 2536, 3044, 3170, 3805, 5072, 6088, 6340, 7610, 12176, 12680, 15220, 25360, 30440, 60880, 241237, 482474, 964948, 1206185, 1929896, 2412370, 3859792, 4824740, 9649480, 19298960]

約数ペア:

[(1, 19298960), (2, 9649480), (4, 4824740), (5, 3859792), (8, 2412370), (10, 1929896), (16, 1206185), (20, 964948), (40, 482474), (80, 241237), (317, 60880), (634, 30440), (761, 25360), (1268, 15220), (1522, 12680), (1585, 12176), (2536, 7610), (3044, 6340), (3170, 6088), (3805, 5072)]