20253840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84391}}^1$

素因数の和:84407

約数の個数: 40

約数和(自身を含む): 62787648

約数和(自身を除く): 42533808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84391, 168782, 253173, 337564, 421955, 506346, 675128, 843910, 1012692, 1265865, 1350256, 1687820, 2025384, 2531730, 3375640, 4050768, 5063460, 6751280, 10126920, 20253840]

約数ペア:

[(1, 20253840), (2, 10126920), (3, 6751280), (4, 5063460), (5, 4050768), (6, 3375640), (8, 2531730), (10, 2025384), (12, 1687820), (15, 1350256), (16, 1265865), (20, 1012692), (24, 843910), (30, 675128), (40, 506346), (48, 421955), (60, 337564), (80, 253173), (120, 168782), (240, 84391)]