719440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:76

約数の個数: 60

約数和(自身を含む): 1851444

約数和(自身を除く): 1132004

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 529, 680, 782, 920, 1058, 1360, 1564, 1840, 1955, 2116, 2645, 3128, 3910, 4232, 5290, 6256, 7820, 8464, 8993, 10580, 15640, 17986, 21160, 31280, 35972, 42320, 44965, 71944, 89930, 143888, 179860, 359720, 719440]

約数ペア:

[(1, 719440), (2, 359720), (4, 179860), (5, 143888), (8, 89930), (10, 71944), (16, 44965), (17, 42320), (20, 35972), (23, 31280), (34, 21160), (40, 17986), (46, 15640), (68, 10580), (80, 8993), (85, 8464), (92, 7820), (115, 6256), (136, 5290), (170, 4232), (184, 3910), (230, 3128), (272, 2645), (340, 2116), (368, 1955), (391, 1840), (460, 1564), (529, 1360), (680, 1058), (782, 920)]