20005933930

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{415147}}^1$

素因数の和:415294

約数の個数: 32

約数和(自身を含む): 37064413440

約数和(自身を除く): 17058479510

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 790, 4819, 9638, 24095, 48190, 415147, 830294, 2075735, 4151470, 25323967, 32796613, 50647934, 65593226, 126619835, 163983065, 253239670, 327966130, 2000593393, 4001186786, 10002966965, 20005933930]

約数ペア:

[(1, 20005933930), (2, 10002966965), (5, 4001186786), (10, 2000593393), (61, 327966130), (79, 253239670), (122, 163983065), (158, 126619835), (305, 65593226), (395, 50647934), (610, 32796613), (790, 25323967), (4819, 4151470), (9638, 2075735), (24095, 830294), (48190, 415147)]