124655720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{445199}}^1$

素因数の和:445217

約数の個数: 32

約数和(自身を含む): 320544000

約数和(自身を除く): 195888280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 445199, 890398, 1780796, 2225995, 3116393, 3561592, 4451990, 6232786, 8903980, 12465572, 15581965, 17807960, 24931144, 31163930, 62327860, 124655720]

約数ペア:

[(1, 124655720), (2, 62327860), (4, 31163930), (5, 24931144), (7, 17807960), (8, 15581965), (10, 12465572), (14, 8903980), (20, 6232786), (28, 4451990), (35, 3561592), (40, 3116393), (56, 2225995), (70, 1780796), (140, 890398), (280, 445199)]