27581820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3863}}^1$

素因数の和:3899

約数の個数: 96

約数和(自身を含む): 93477888

約数和(自身を除く): 65896068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 3863, 7140, 7726, 11589, 15452, 19315, 23178, 27041, 38630, 46356, 54082, 57945, 65671, 77260, 81123, 108164, 115890, 131342, 135205, 162246, 197013, 231780, 262684, 270410, 324492, 328355, 394026, 405615, 459697, 540820, 656710, 788052, 811230, 919394, 985065, 1313420, 1379091, 1622460, 1838788, 1970130, 2298485, 2758182, 3940260, 4596970, 5516364, 6895455, 9193940, 13790910, 27581820]

約数ペア:

[(1, 27581820), (2, 13790910), (3, 9193940), (4, 6895455), (5, 5516364), (6, 4596970), (7, 3940260), (10, 2758182), (12, 2298485), (14, 1970130), (15, 1838788), (17, 1622460), (20, 1379091), (21, 1313420), (28, 985065), (30, 919394), (34, 811230), (35, 788052), (42, 656710), (51, 540820), (60, 459697), (68, 405615), (70, 394026), (84, 328355), (85, 324492), (102, 270410), (105, 262684), (119, 231780), (140, 197013), (170, 162246), (204, 135205), (210, 131342), (238, 115890), (255, 108164), (340, 81123), (357, 77260), (420, 65671), (476, 57945), (510, 54082), (595, 46356), (714, 38630), (1020, 27041), (1190, 23178), (1428, 19315), (1785, 15452), (2380, 11589), (3570, 7726), (3863, 7140)]