28836708920

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1\times {\mathrm{11719}}^1$

素因数の和:12228

約数の個数: 64

約数和(自身を含む): 65414476800

約数和(自身を除く): 36577767880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 271, 454, 542, 908, 1084, 1135, 1355, 1816, 2168, 2270, 2710, 4540, 5420, 9080, 10840, 11719, 23438, 46876, 58595, 61517, 93752, 117190, 123034, 234380, 246068, 307585, 468760, 492136, 615170, 1230340, 2460680, 2660213, 3175849, 5320426, 6351698, 10640852, 12703396, 13301065, 15879245, 21281704, 25406792, 26602130, 31758490, 53204260, 63516980, 106408520, 127033960, 720917723, 1441835446, 2883670892, 3604588615, 5767341784, 7209177230, 14418354460, 28836708920]

約数ペア:

[(1, 28836708920), (2, 14418354460), (4, 7209177230), (5, 5767341784), (8, 3604588615), (10, 2883670892), (20, 1441835446), (40, 720917723), (227, 127033960), (271, 106408520), (454, 63516980), (542, 53204260), (908, 31758490), (1084, 26602130), (1135, 25406792), (1355, 21281704), (1816, 15879245), (2168, 13301065), (2270, 12703396), (2710, 10640852), (4540, 6351698), (5420, 5320426), (9080, 3175849), (10840, 2660213), (11719, 2460680), (23438, 1230340), (46876, 615170), (58595, 492136), (61517, 468760), (93752, 307585), (117190, 246068), (123034, 234380)]