200902960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132173}}^1$

素因数の和:132205

約数の個数: 40

約数和(自身を含む): 491687280

約数和(自身を除く): 290784320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 132173, 264346, 528692, 660865, 1057384, 1321730, 2114768, 2511287, 2643460, 5022574, 5286920, 10045148, 10573840, 12556435, 20090296, 25112870, 40180592, 50225740, 100451480, 200902960]

約数ペア:

[(1, 200902960), (2, 100451480), (4, 50225740), (5, 40180592), (8, 25112870), (10, 20090296), (16, 12556435), (19, 10573840), (20, 10045148), (38, 5286920), (40, 5022574), (76, 2643460), (80, 2511287), (95, 2114768), (152, 1321730), (190, 1057384), (304, 660865), (380, 528692), (760, 264346), (1520, 132173)]