56846920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109321}}^1$

素因数の和:109345

約数の個数: 32

約数和(自身を含む): 137745720

約数和(自身を除く): 80898800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 109321, 218642, 437284, 546605, 874568, 1093210, 1421173, 2186420, 2842346, 4372840, 5684692, 7105865, 11369384, 14211730, 28423460, 56846920]

約数ペア:

[(1, 56846920), (2, 28423460), (4, 14211730), (5, 11369384), (8, 7105865), (10, 5684692), (13, 4372840), (20, 2842346), (26, 2186420), (40, 1421173), (52, 1093210), (65, 874568), (104, 546605), (130, 437284), (260, 218642), (520, 109321)]