201871120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229399}}^1$

素因数の和:229423

約数の個数: 40

約数和(自身を含む): 512020800

約数和(自身を除く): 310149680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 229399, 458798, 917596, 1146995, 1835192, 2293990, 2523389, 3670384, 4587980, 5046778, 9175960, 10093556, 12616945, 18351920, 20187112, 25233890, 40374224, 50467780, 100935560, 201871120]

約数ペア:

[(1, 201871120), (2, 100935560), (4, 50467780), (5, 40374224), (8, 25233890), (10, 20187112), (11, 18351920), (16, 12616945), (20, 10093556), (22, 9175960), (40, 5046778), (44, 4587980), (55, 3670384), (80, 2523389), (88, 2293990), (110, 1835192), (176, 1146995), (220, 917596), (440, 458798), (880, 229399)]