1397529220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:749

約数の個数: 96

約数和(自身を含む): 3171264768

約数和(自身を除く): 1773735548

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 157, 185, 230, 314, 370, 460, 523, 628, 740, 785, 851, 1046, 1570, 1702, 2092, 2615, 3140, 3404, 3611, 4255, 5230, 5809, 7222, 8510, 10460, 11618, 12029, 14444, 17020, 18055, 19351, 23236, 24058, 29045, 36110, 38702, 48116, 58090, 60145, 72220, 77404, 82111, 96755, 116180, 120290, 133607, 164222, 193510, 240580, 267214, 328444, 387020, 410555, 445073, 534428, 668035, 821110, 890146, 1336070, 1642220, 1780292, 1888553, 2225365, 2672140, 3038107, 3777106, 4450730, 6076214, 7554212, 8901460, 9442765, 12152428, 15190535, 18885530, 30381070, 37771060, 60762140, 69876461, 139752922, 279505844, 349382305, 698764610, 1397529220]

約数ペア:

[(1, 1397529220), (2, 698764610), (4, 349382305), (5, 279505844), (10, 139752922), (20, 69876461), (23, 60762140), (37, 37771060), (46, 30381070), (74, 18885530), (92, 15190535), (115, 12152428), (148, 9442765), (157, 8901460), (185, 7554212), (230, 6076214), (314, 4450730), (370, 3777106), (460, 3038107), (523, 2672140), (628, 2225365), (740, 1888553), (785, 1780292), (851, 1642220), (1046, 1336070), (1570, 890146), (1702, 821110), (2092, 668035), (2615, 534428), (3140, 445073), (3404, 410555), (3611, 387020), (4255, 328444), (5230, 267214), (5809, 240580), (7222, 193510), (8510, 164222), (10460, 133607), (11618, 120290), (12029, 116180), (14444, 96755), (17020, 82111), (18055, 77404), (19351, 72220), (23236, 60145), (24058, 58090), (29045, 48116), (36110, 38702)]