206534860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{9901}}^1$

素因数の和:10066

約数の個数: 48

約数和(自身を含む): 499060800

約数和(自身を除く): 292525940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 9901, 10430, 19802, 20860, 39604, 49505, 69307, 99010, 138614, 198020, 277228, 346535, 693070, 1386140, 1475249, 2950498, 5900996, 7376245, 10326743, 14752490, 20653486, 29504980, 41306972, 51633715, 103267430, 206534860]

約数ペア:

[(1, 206534860), (2, 103267430), (4, 51633715), (5, 41306972), (7, 29504980), (10, 20653486), (14, 14752490), (20, 10326743), (28, 7376245), (35, 5900996), (70, 2950498), (140, 1475249), (149, 1386140), (298, 693070), (596, 346535), (745, 277228), (1043, 198020), (1490, 138614), (2086, 99010), (2980, 69307), (4172, 49505), (5215, 39604), (9901, 20860), (10430, 19802)]