1003381520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{601}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 2398440240

約数和(自身を除く): 1395058720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 509, 601, 656, 820, 1018, 1202, 1640, 2036, 2404, 2545, 3005, 3280, 4072, 4808, 5090, 6010, 8144, 9616, 10180, 12020, 20360, 20869, 24040, 24641, 40720, 41738, 48080, 49282, 83476, 98564, 104345, 123205, 166952, 197128, 208690, 246410, 305909, 333904, 394256, 417380, 492820, 611818, 834760, 985640, 1223636, 1529545, 1669520, 1971280, 2447272, 3059090, 4894544, 6118180, 12236360, 12542269, 24472720, 25084538, 50169076, 62711345, 100338152, 125422690, 200676304, 250845380, 501690760, 1003381520]

約数ペア:

[(1, 1003381520), (2, 501690760), (4, 250845380), (5, 200676304), (8, 125422690), (10, 100338152), (16, 62711345), (20, 50169076), (40, 25084538), (41, 24472720), (80, 12542269), (82, 12236360), (164, 6118180), (205, 4894544), (328, 3059090), (410, 2447272), (509, 1971280), (601, 1669520), (656, 1529545), (820, 1223636), (1018, 985640), (1202, 834760), (1640, 611818), (2036, 492820), (2404, 417380), (2545, 394256), (3005, 333904), (3280, 305909), (4072, 246410), (4808, 208690), (5090, 197128), (6010, 166952), (8144, 123205), (9616, 104345), (10180, 98564), (12020, 83476), (20360, 49282), (20869, 48080), (24040, 41738), (24641, 40720)]