20041500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:484

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 40341732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 125, 150, 155, 186, 250, 300, 310, 372, 375, 431, 465, 500, 620, 750, 775, 862, 930, 1293, 1500, 1550, 1724, 1860, 2155, 2325, 2586, 3100, 3875, 4310, 4650, 5172, 6465, 7750, 8620, 9300, 10775, 11625, 12930, 13361, 15500, 21550, 23250, 25860, 26722, 32325, 40083, 43100, 46500, 53444, 53875, 64650, 66805, 80166, 107750, 129300, 133610, 160332, 161625, 200415, 215500, 267220, 323250, 334025, 400830, 646500, 668050, 801660, 1002075, 1336100, 1670125, 2004150, 3340250, 4008300, 5010375, 6680500, 10020750, 20041500]

約数ペア:

[(1, 20041500), (2, 10020750), (3, 6680500), (4, 5010375), (5, 4008300), (6, 3340250), (10, 2004150), (12, 1670125), (15, 1336100), (20, 1002075), (25, 801660), (30, 668050), (31, 646500), (50, 400830), (60, 334025), (62, 323250), (75, 267220), (93, 215500), (100, 200415), (124, 161625), (125, 160332), (150, 133610), (155, 129300), (186, 107750), (250, 80166), (300, 66805), (310, 64650), (372, 53875), (375, 53444), (431, 46500), (465, 43100), (500, 40083), (620, 32325), (750, 26722), (775, 25860), (862, 23250), (930, 21550), (1293, 15500), (1500, 13361), (1550, 12930), (1724, 11625), (1860, 10775), (2155, 9300), (2325, 8620), (2586, 7750), (3100, 6465), (3875, 5172), (4310, 4650)]