248221840

素因数分解:

$2^4\times 5^1\times {\mathrm{3102773}}^1$

素因数の和:3102786

約数の個数: 20

約数和(自身を含む): 577115964

約数和(自身を除く): 328894124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3102773, 6205546, 12411092, 15513865, 24822184, 31027730, 49644368, 62055460, 124110920, 248221840]

約数ペア:

[(1, 248221840), (2, 124110920), (4, 62055460), (5, 49644368), (8, 31027730), (10, 24822184), (16, 15513865), (20, 12411092), (40, 6205546), (80, 3102773)]