20267010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:341

約数の個数: 80

約数和(自身を含む): 55199232

約数和(自身を除く): 34932222

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 131, 135, 162, 191, 262, 270, 382, 393, 405, 573, 655, 786, 810, 955, 1146, 1179, 1310, 1719, 1910, 1965, 2358, 2865, 3438, 3537, 3930, 5157, 5730, 5895, 7074, 8595, 10314, 10611, 11790, 15471, 17190, 17685, 21222, 25021, 25785, 30942, 35370, 50042, 51570, 53055, 75063, 77355, 106110, 125105, 150126, 154710, 225189, 250210, 375315, 450378, 675567, 750630, 1125945, 1351134, 2026701, 2251890, 3377835, 4053402, 6755670, 10133505, 20267010]

約数ペア:

[(1, 20267010), (2, 10133505), (3, 6755670), (5, 4053402), (6, 3377835), (9, 2251890), (10, 2026701), (15, 1351134), (18, 1125945), (27, 750630), (30, 675567), (45, 450378), (54, 375315), (81, 250210), (90, 225189), (131, 154710), (135, 150126), (162, 125105), (191, 106110), (262, 77355), (270, 75063), (382, 53055), (393, 51570), (405, 50042), (573, 35370), (655, 30942), (786, 25785), (810, 25021), (955, 21222), (1146, 17685), (1179, 17190), (1310, 15471), (1719, 11790), (1910, 10611), (1965, 10314), (2358, 8595), (2865, 7074), (3438, 5895), (3537, 5730), (3930, 5157)]