817961920

素因数分解:

$2^6\times 5^1\times {\mathrm{547}}^1\times {\mathrm{4673}}^1$

素因数の和:5237

約数の個数: 56

約数和(自身を含む): 1951750224

約数和(自身を除く): 1133788304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 547, 1094, 2188, 2735, 4376, 4673, 5470, 8752, 9346, 10940, 17504, 18692, 21880, 23365, 35008, 37384, 43760, 46730, 74768, 87520, 93460, 149536, 175040, 186920, 299072, 373840, 747680, 1495360, 2556131, 5112262, 10224524, 12780655, 20449048, 25561310, 40898096, 51122620, 81796192, 102245240, 163592384, 204490480, 408980960, 817961920]

約数ペア:

[(1, 817961920), (2, 408980960), (4, 204490480), (5, 163592384), (8, 102245240), (10, 81796192), (16, 51122620), (20, 40898096), (32, 25561310), (40, 20449048), (64, 12780655), (80, 10224524), (160, 5112262), (320, 2556131), (547, 1495360), (1094, 747680), (2188, 373840), (2735, 299072), (4376, 186920), (4673, 175040), (5470, 149536), (8752, 93460), (9346, 87520), (10940, 74768), (17504, 46730), (18692, 43760), (21880, 37384), (23365, 35008)]