72034780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211867}}^1$

素因数の和:211893

約数の個数: 24

約数和(自身を含む): 160172208

約数和(自身を除く): 88137428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 211867, 423734, 847468, 1059335, 2118670, 3601739, 4237340, 7203478, 14406956, 18008695, 36017390, 72034780]

約数ペア:

[(1, 72034780), (2, 36017390), (4, 18008695), (5, 14406956), (10, 7203478), (17, 4237340), (20, 3601739), (34, 2118670), (68, 1059335), (85, 847468), (170, 423734), (340, 211867)]