19089800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3126

約数の個数: 48

約数和(自身を含む): 45830400

約数和(自身を除く): 26740600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3079, 3100, 6158, 6200, 12316, 15395, 24632, 30790, 61580, 76975, 95449, 123160, 153950, 190898, 307900, 381796, 477245, 615800, 763592, 954490, 1908980, 2386225, 3817960, 4772450, 9544900, 19089800]

約数ペア:

[(1, 19089800), (2, 9544900), (4, 4772450), (5, 3817960), (8, 2386225), (10, 1908980), (20, 954490), (25, 763592), (31, 615800), (40, 477245), (50, 381796), (62, 307900), (100, 190898), (124, 153950), (155, 123160), (200, 95449), (248, 76975), (310, 61580), (620, 30790), (775, 24632), (1240, 15395), (1550, 12316), (3079, 6200), (3100, 6158)]