28423360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12689}}^1$

素因数の和:12713

約数の個数: 56

約数和(自身を含む): 77358240

約数和(自身を除く): 48934880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12689, 25378, 50756, 63445, 88823, 101512, 126890, 177646, 203024, 253780, 355292, 406048, 444115, 507560, 710584, 812096, 888230, 1015120, 1421168, 1776460, 2030240, 2842336, 3552920, 4060480, 5684672, 7105840, 14211680, 28423360]

約数ペア:

[(1, 28423360), (2, 14211680), (4, 7105840), (5, 5684672), (7, 4060480), (8, 3552920), (10, 2842336), (14, 2030240), (16, 1776460), (20, 1421168), (28, 1015120), (32, 888230), (35, 812096), (40, 710584), (56, 507560), (64, 444115), (70, 406048), (80, 355292), (112, 253780), (140, 203024), (160, 177646), (224, 126890), (280, 101512), (320, 88823), (448, 63445), (560, 50756), (1120, 25378), (2240, 12689)]