12289440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{25603}}^1$

素因数の和:25621

約数の個数: 48

約数和(自身を含む): 38713248

約数和(自身を除く): 26423808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 25603, 51206, 76809, 102412, 128015, 153618, 204824, 256030, 307236, 384045, 409648, 512060, 614472, 768090, 819296, 1024120, 1228944, 1536180, 2048240, 2457888, 3072360, 4096480, 6144720, 12289440]

約数ペア:

[(1, 12289440), (2, 6144720), (3, 4096480), (4, 3072360), (5, 2457888), (6, 2048240), (8, 1536180), (10, 1228944), (12, 1024120), (15, 819296), (16, 768090), (20, 614472), (24, 512060), (30, 409648), (32, 384045), (40, 307236), (48, 256030), (60, 204824), (80, 153618), (96, 128015), (120, 102412), (160, 76809), (240, 51206), (480, 25603)]