204490480

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{4673}}^1$

素因数の和:5233

約数の個数: 40

約数和(自身を含む): 476411472

約数和(自身を除く): 271920992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 1094, 2188, 2735, 4376, 4673, 5470, 8752, 9346, 10940, 18692, 21880, 23365, 37384, 43760, 46730, 74768, 93460, 186920, 373840, 2556131, 5112262, 10224524, 12780655, 20449048, 25561310, 40898096, 51122620, 102245240, 204490480]

約数ペア:

[(1, 204490480), (2, 102245240), (4, 51122620), (5, 40898096), (8, 25561310), (10, 20449048), (16, 12780655), (20, 10224524), (40, 5112262), (80, 2556131), (547, 373840), (1094, 186920), (2188, 93460), (2735, 74768), (4376, 46730), (4673, 43760), (5470, 37384), (8752, 23365), (9346, 21880), (10940, 18692)]