15395180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12619}}^1$

素因数の和:12689

約数の個数: 24

約数和(自身を含む): 32862480

約数和(自身を除く): 17467300

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 12619, 25238, 50476, 63095, 126190, 252380, 769759, 1539518, 3079036, 3848795, 7697590, 15395180]

約数ペア:

[(1, 15395180), (2, 7697590), (4, 3848795), (5, 3079036), (10, 1539518), (20, 769759), (61, 252380), (122, 126190), (244, 63095), (305, 50476), (610, 25238), (1220, 12619)]