19363920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80683}}^1$

素因数の和:80699

約数の個数: 40

約数和(自身を含む): 60028896

約数和(自身を除く): 40664976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80683, 161366, 242049, 322732, 403415, 484098, 645464, 806830, 968196, 1210245, 1290928, 1613660, 1936392, 2420490, 3227320, 3872784, 4840980, 6454640, 9681960, 19363920]

約数ペア:

[(1, 19363920), (2, 9681960), (3, 6454640), (4, 4840980), (5, 3872784), (6, 3227320), (8, 2420490), (10, 1936392), (12, 1613660), (15, 1290928), (16, 1210245), (20, 968196), (24, 806830), (30, 645464), (40, 484098), (48, 403415), (60, 322732), (80, 242049), (120, 161366), (240, 80683)]