397861450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2713}}^1$

素因数の和:3151

約数の個数: 48

約数和(自身を含む): 848070720

約数和(自身を除く): 450209270

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 419, 838, 2095, 2713, 2933, 4190, 5426, 5866, 10475, 13565, 14665, 18991, 20950, 27130, 29330, 37982, 67825, 73325, 94955, 135650, 146650, 189910, 474775, 949550, 1136747, 2273494, 5683735, 7957229, 11367470, 15914458, 28418675, 39786145, 56837350, 79572290, 198930725, 397861450]

約数ペア:

[(1, 397861450), (2, 198930725), (5, 79572290), (7, 56837350), (10, 39786145), (14, 28418675), (25, 15914458), (35, 11367470), (50, 7957229), (70, 5683735), (175, 2273494), (350, 1136747), (419, 949550), (838, 474775), (2095, 189910), (2713, 146650), (2933, 135650), (4190, 94955), (5426, 73325), (5866, 67825), (10475, 37982), (13565, 29330), (14665, 27130), (18991, 20950)]