28585960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54973}}^1$

素因数の和:54997

約数の個数: 32

約数和(自身を含む): 69267240

約数和(自身を除く): 40681280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 54973, 109946, 219892, 274865, 439784, 549730, 714649, 1099460, 1429298, 2198920, 2858596, 3573245, 5717192, 7146490, 14292980, 28585960]

約数ペア:

[(1, 28585960), (2, 14292980), (4, 7146490), (5, 5717192), (8, 3573245), (10, 2858596), (13, 2198920), (20, 1429298), (26, 1099460), (40, 714649), (52, 549730), (65, 439784), (104, 274865), (130, 219892), (260, 109946), (520, 54973)]