19380450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2811

約数の個数: 48

約数和(自身を含む): 49104000

約数和(自身を除く): 29723550

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 47, 50, 75, 94, 141, 150, 235, 282, 470, 705, 1175, 1410, 2350, 2749, 3525, 5498, 7050, 8247, 13745, 16494, 27490, 41235, 68725, 82470, 129203, 137450, 206175, 258406, 387609, 412350, 646015, 775218, 1292030, 1938045, 3230075, 3876090, 6460150, 9690225, 19380450]

約数ペア:

[(1, 19380450), (2, 9690225), (3, 6460150), (5, 3876090), (6, 3230075), (10, 1938045), (15, 1292030), (25, 775218), (30, 646015), (47, 412350), (50, 387609), (75, 258406), (94, 206175), (141, 137450), (150, 129203), (235, 82470), (282, 68725), (470, 41235), (705, 27490), (1175, 16494), (1410, 13745), (2350, 8247), (2749, 7050), (3525, 5498)]