804913990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{31727}}^1$

素因数の和:31836

約数の個数: 32

約数和(自身を含む): 1507714560

約数和(自身を除く): 702800570

約数列:

[1, 2, 5, 10, 43, 59, 86, 118, 215, 295, 430, 590, 2537, 5074, 12685, 25370, 31727, 63454, 158635, 317270, 1364261, 1871893, 2728522, 3743786, 6821305, 9359465, 13642610, 18718930, 80491399, 160982798, 402456995, 804913990]

約数ペア:

[(1, 804913990), (2, 402456995), (5, 160982798), (10, 80491399), (43, 18718930), (59, 13642610), (86, 9359465), (118, 6821305), (215, 3743786), (295, 2728522), (430, 1871893), (590, 1364261), (2537, 317270), (5074, 158635), (12685, 63454), (25370, 31727)]