40012360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{541}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 92340540

約数和(自身を除く): 52328180

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 541, 860, 1082, 1720, 1849, 2164, 2705, 3698, 4328, 5410, 7396, 9245, 10820, 14792, 18490, 21640, 23263, 36980, 46526, 73960, 93052, 116315, 186104, 232630, 465260, 930520, 1000309, 2000618, 4001236, 5001545, 8002472, 10003090, 20006180, 40012360]

約数ペア:

[(1, 40012360), (2, 20006180), (4, 10003090), (5, 8002472), (8, 5001545), (10, 4001236), (20, 2000618), (40, 1000309), (43, 930520), (86, 465260), (172, 232630), (215, 186104), (344, 116315), (430, 93052), (541, 73960), (860, 46526), (1082, 36980), (1720, 23263), (1849, 21640), (2164, 18490), (2705, 14792), (3698, 10820), (4328, 9245), (5410, 7396)]