345804940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{70001}}^1$

素因数の和:70042

約数の個数: 48

約数和(自身を含む): 823223520

約数和(自身を除く): 477418580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 70001, 140002, 280004, 350005, 700010, 910013, 1330019, 1400020, 1820026, 2660038, 3640052, 4550065, 5320076, 6650095, 9100130, 13300190, 17290247, 18200260, 26600380, 34580494, 69160988, 86451235, 172902470, 345804940]

約数ペア:

[(1, 345804940), (2, 172902470), (4, 86451235), (5, 69160988), (10, 34580494), (13, 26600380), (19, 18200260), (20, 17290247), (26, 13300190), (38, 9100130), (52, 6650095), (65, 5320076), (76, 4550065), (95, 3640052), (130, 2660038), (190, 1820026), (247, 1400020), (260, 1330019), (380, 910013), (494, 700010), (988, 350005), (1235, 280004), (2470, 140002), (4940, 70001)]