42143120

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2003}}^1$

素因数の和:2279

約数の個数: 40

約数和(自身を含む): 98404416

約数和(自身を除く): 56261296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2003, 2104, 2630, 4006, 4208, 5260, 8012, 10015, 10520, 16024, 20030, 21040, 32048, 40060, 80120, 160240, 526789, 1053578, 2107156, 2633945, 4214312, 5267890, 8428624, 10535780, 21071560, 42143120]

約数ペア:

[(1, 42143120), (2, 21071560), (4, 10535780), (5, 8428624), (8, 5267890), (10, 4214312), (16, 2633945), (20, 2107156), (40, 1053578), (80, 526789), (263, 160240), (526, 80120), (1052, 40060), (1315, 32048), (2003, 21040), (2104, 20030), (2630, 16024), (4006, 10520), (4208, 10015), (5260, 8012)]