256218220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{753583}}^1$

素因数の和:753609

約数の個数: 24

約数和(自身を含む): 569709504

約数和(自身を除く): 313491284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 753583, 1507166, 3014332, 3767915, 7535830, 12810911, 15071660, 25621822, 51243644, 64054555, 128109110, 256218220]

約数ペア:

[(1, 256218220), (2, 128109110), (4, 64054555), (5, 51243644), (10, 25621822), (17, 15071660), (20, 12810911), (34, 7535830), (68, 3767915), (85, 3014332), (170, 1507166), (340, 753583)]