20009081970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{533149}}^1$

素因数の和:533304

約数の個数: 64

約数和(自身を含む): 53741520000

約数和(自身を除く): 33732438030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 139, 270, 278, 417, 695, 834, 1251, 1390, 2085, 2502, 3753, 4170, 6255, 7506, 12510, 18765, 37530, 533149, 1066298, 1599447, 2665745, 3198894, 4798341, 5331490, 7997235, 9596682, 14395023, 15994470, 23991705, 28790046, 47983410, 71975115, 74107711, 143950230, 148215422, 222323133, 370538555, 444646266, 666969399, 741077110, 1111615665, 1333938798, 2000908197, 2223231330, 3334846995, 4001816394, 6669693990, 10004540985, 20009081970]

約数ペア:

[(1, 20009081970), (2, 10004540985), (3, 6669693990), (5, 4001816394), (6, 3334846995), (9, 2223231330), (10, 2000908197), (15, 1333938798), (18, 1111615665), (27, 741077110), (30, 666969399), (45, 444646266), (54, 370538555), (90, 222323133), (135, 148215422), (139, 143950230), (270, 74107711), (278, 71975115), (417, 47983410), (695, 28790046), (834, 23991705), (1251, 15994470), (1390, 14395023), (2085, 9596682), (2502, 7997235), (3753, 5331490), (4170, 4798341), (6255, 3198894), (7506, 2665745), (12510, 1599447), (18765, 1066298), (37530, 533149)]