202010438920

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{6242597}}^1$

素因数の和:6243417

約数の個数: 32

約数和(自身を含む): 455085394200

約数和(自身を除く): 253074955280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 3236, 4045, 6472, 8090, 16180, 32360, 6242597, 12485194, 24970388, 31212985, 49940776, 62425970, 124851940, 249703880, 5050260973, 10100521946, 20201043892, 25251304865, 40402087784, 50502609730, 101005219460, 202010438920]

約数ペア:

[(1, 202010438920), (2, 101005219460), (4, 50502609730), (5, 40402087784), (8, 25251304865), (10, 20201043892), (20, 10100521946), (40, 5050260973), (809, 249703880), (1618, 124851940), (3236, 62425970), (4045, 49940776), (6472, 31212985), (8090, 24970388), (16180, 12485194), (32360, 6242597)]