15924020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{16249}}^1$

素因数の和:16272

約数の個数: 36

約数和(自身を含む): 38902500

約数和(自身を除く): 22978480

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 16249, 32498, 64996, 81245, 113743, 162490, 227486, 324980, 454972, 568715, 796201, 1137430, 1592402, 2274860, 3184804, 3981005, 7962010, 15924020]

約数ペア:

[(1, 15924020), (2, 7962010), (4, 3981005), (5, 3184804), (7, 2274860), (10, 1592402), (14, 1137430), (20, 796201), (28, 568715), (35, 454972), (49, 324980), (70, 227486), (98, 162490), (140, 113743), (196, 81245), (245, 64996), (490, 32498), (980, 16249)]