15236860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 34100640

約数和(自身を除く): 18863780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 397, 404, 505, 794, 1010, 1588, 1919, 1985, 2020, 3838, 3970, 7543, 7676, 7940, 9595, 15086, 19190, 30172, 37715, 38380, 40097, 75430, 80194, 150860, 160388, 200485, 400970, 761843, 801940, 1523686, 3047372, 3809215, 7618430, 15236860]

約数ペア:

[(1, 15236860), (2, 7618430), (4, 3809215), (5, 3047372), (10, 1523686), (19, 801940), (20, 761843), (38, 400970), (76, 200485), (95, 160388), (101, 150860), (190, 80194), (202, 75430), (380, 40097), (397, 38380), (404, 37715), (505, 30172), (794, 19190), (1010, 15086), (1588, 9595), (1919, 7940), (1985, 7676), (2020, 7543), (3838, 3970)]