1330258460

素因数分解:

$2^2\times 5^1\times {\mathrm{16427}}^1\times {\mathrm{4049}}^1$

素因数の和:20485

約数の個数: 24

約数和(自身を含む): 2794402800

約数和(自身を除く): 1464144340

約数列:

[1, 2, 4, 5, 10, 20, 4049, 8098, 16196, 16427, 20245, 32854, 40490, 65708, 80980, 82135, 164270, 328540, 66512923, 133025846, 266051692, 332564615, 665129230, 1330258460]

約数ペア:

[(1, 1330258460), (2, 665129230), (4, 332564615), (5, 266051692), (10, 133025846), (20, 66512923), (4049, 328540), (8098, 164270), (16196, 82135), (16427, 80980), (20245, 65708), (32854, 40490)]