20013882480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27797059}}^1$

素因数の和:27797078

約数の個数: 60

約数和(自身を含む): 67213291080

約数和(自身を除く): 47199408600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27797059, 55594118, 83391177, 111188236, 138985295, 166782354, 222376472, 250173531, 277970590, 333564708, 416955885, 444752944, 500347062, 555941180, 667129416, 833911770, 1000694124, 1111882360, 1250867655, 1334258832, 1667823540, 2001388248, 2223764720, 2501735310, 3335647080, 4002776496, 5003470620, 6671294160, 10006941240, 20013882480]

約数ペア:

[(1, 20013882480), (2, 10006941240), (3, 6671294160), (4, 5003470620), (5, 4002776496), (6, 3335647080), (8, 2501735310), (9, 2223764720), (10, 2001388248), (12, 1667823540), (15, 1334258832), (16, 1250867655), (18, 1111882360), (20, 1000694124), (24, 833911770), (30, 667129416), (36, 555941180), (40, 500347062), (45, 444752944), (48, 416955885), (60, 333564708), (72, 277970590), (80, 250173531), (90, 222376472), (120, 166782354), (144, 138985295), (180, 111188236), (240, 83391177), (360, 55594118), (720, 27797059)]