19483400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1597}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 46070340

約数和(自身を除く): 26586940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 1597, 2440, 3050, 3194, 6100, 6388, 7985, 12200, 12776, 15970, 31940, 39925, 63880, 79850, 97417, 159700, 194834, 319400, 389668, 487085, 779336, 974170, 1948340, 2435425, 3896680, 4870850, 9741700, 19483400]

約数ペア:

[(1, 19483400), (2, 9741700), (4, 4870850), (5, 3896680), (8, 2435425), (10, 1948340), (20, 974170), (25, 779336), (40, 487085), (50, 389668), (61, 319400), (100, 194834), (122, 159700), (200, 97417), (244, 79850), (305, 63880), (488, 39925), (610, 31940), (1220, 15970), (1525, 12776), (1597, 12200), (2440, 7985), (3050, 6388), (3194, 6100)]