1569621020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{73553}}^1$

素因数の和:73670

約数の個数: 48

約数和(自身を含む): 3632979168

約数和(自身を除く): 2063358148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 4268, 5335, 10670, 21340, 73553, 147106, 294212, 367765, 735530, 809083, 1471060, 1618166, 3236332, 4045415, 7134641, 8090830, 14269282, 16181660, 28538564, 35673205, 71346410, 78481051, 142692820, 156962102, 313924204, 392405255, 784810510, 1569621020]

約数ペア:

[(1, 1569621020), (2, 784810510), (4, 392405255), (5, 313924204), (10, 156962102), (11, 142692820), (20, 78481051), (22, 71346410), (44, 35673205), (55, 28538564), (97, 16181660), (110, 14269282), (194, 8090830), (220, 7134641), (388, 4045415), (485, 3236332), (970, 1618166), (1067, 1471060), (1940, 809083), (2134, 735530), (4268, 367765), (5335, 294212), (10670, 147106), (21340, 73553)]