4747521920

素因数分解:

$2^7\times 5^1\times {\mathrm{7418003}}^1$

素因数の和:7418022

約数の個数: 32

約数和(自身を含む): 11349546120

約数和(自身を除く): 6602024200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 7418003, 14836006, 29672012, 37090015, 59344024, 74180030, 118688048, 148360060, 237376096, 296720120, 474752192, 593440240, 949504384, 1186880480, 2373760960, 4747521920]

約数ペア:

[(1, 4747521920), (2, 2373760960), (4, 1186880480), (5, 949504384), (8, 593440240), (10, 474752192), (16, 296720120), (20, 237376096), (32, 148360060), (40, 118688048), (64, 74180030), (80, 59344024), (128, 37090015), (160, 29672012), (320, 14836006), (640, 7418003)]