311336090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{126047}}^1$

素因数の和:126086

約数の個数: 32

約数和(自身を含む): 635281920

約数和(自身を除く): 323945830

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 126047, 252094, 630235, 1260470, 1638611, 2394893, 3277222, 4789786, 8193055, 11974465, 16386110, 23948930, 31133609, 62267218, 155668045, 311336090]

約数ペア:

[(1, 311336090), (2, 155668045), (5, 62267218), (10, 31133609), (13, 23948930), (19, 16386110), (26, 11974465), (38, 8193055), (65, 4789786), (95, 3277222), (130, 2394893), (190, 1638611), (247, 1260470), (494, 630235), (1235, 252094), (2470, 126047)]