20011080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4507}}^1$

素因数の和:4558

約数の個数: 64

約数和(自身を含む): 61669440

約数和(自身を除く): 41658360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 4507, 9014, 13521, 18028, 22535, 27042, 36056, 45070, 54084, 67605, 90140, 108168, 135210, 166759, 180280, 270420, 333518, 500277, 540840, 667036, 833795, 1000554, 1334072, 1667590, 2001108, 2501385, 3335180, 4002216, 5002770, 6670360, 10005540, 20011080]

約数ペア:

[(1, 20011080), (2, 10005540), (3, 6670360), (4, 5002770), (5, 4002216), (6, 3335180), (8, 2501385), (10, 2001108), (12, 1667590), (15, 1334072), (20, 1000554), (24, 833795), (30, 667036), (37, 540840), (40, 500277), (60, 333518), (74, 270420), (111, 180280), (120, 166759), (148, 135210), (185, 108168), (222, 90140), (296, 67605), (370, 54084), (444, 45070), (555, 36056), (740, 27042), (888, 22535), (1110, 18028), (1480, 13521), (2220, 9014), (4440, 4507)]