18513200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1542

約数の個数: 60

約数和(自身を含む): 45943488

約数和(自身を除く): 27430288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1493, 1550, 2480, 2986, 3100, 5972, 6200, 7465, 11944, 12400, 14930, 23888, 29860, 37325, 46283, 59720, 74650, 92566, 119440, 149300, 185132, 231415, 298600, 370264, 462830, 597200, 740528, 925660, 1157075, 1851320, 2314150, 3702640, 4628300, 9256600, 18513200]

約数ペア:

[(1, 18513200), (2, 9256600), (4, 4628300), (5, 3702640), (8, 2314150), (10, 1851320), (16, 1157075), (20, 925660), (25, 740528), (31, 597200), (40, 462830), (50, 370264), (62, 298600), (80, 231415), (100, 185132), (124, 149300), (155, 119440), (200, 92566), (248, 74650), (310, 59720), (400, 46283), (496, 37325), (620, 29860), (775, 23888), (1240, 14930), (1493, 12400), (1550, 11944), (2480, 7465), (2986, 6200), (3100, 5972)]