2021139680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{6659}}^1$

素因数の和:6952

約数の個数: 96

約数和(自身を含む): 5478036480

約数和(自身を除く): 3456896800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 271, 280, 542, 560, 1084, 1120, 1355, 1897, 2168, 2710, 3794, 4336, 5420, 6659, 7588, 8672, 9485, 10840, 13318, 15176, 18970, 21680, 26636, 30352, 33295, 37940, 43360, 46613, 53272, 60704, 66590, 75880, 93226, 106544, 133180, 151760, 186452, 213088, 233065, 266360, 303520, 372904, 466130, 532720, 745808, 932260, 1065440, 1491616, 1804589, 1864520, 3609178, 3729040, 7218356, 7458080, 9022945, 12632123, 14436712, 18045890, 25264246, 28873424, 36091780, 50528492, 57746848, 63160615, 72183560, 101056984, 126321230, 144367120, 202113968, 252642460, 288734240, 404227936, 505284920, 1010569840, 2021139680]

約数ペア:

[(1, 2021139680), (2, 1010569840), (4, 505284920), (5, 404227936), (7, 288734240), (8, 252642460), (10, 202113968), (14, 144367120), (16, 126321230), (20, 101056984), (28, 72183560), (32, 63160615), (35, 57746848), (40, 50528492), (56, 36091780), (70, 28873424), (80, 25264246), (112, 18045890), (140, 14436712), (160, 12632123), (224, 9022945), (271, 7458080), (280, 7218356), (542, 3729040), (560, 3609178), (1084, 1864520), (1120, 1804589), (1355, 1491616), (1897, 1065440), (2168, 932260), (2710, 745808), (3794, 532720), (4336, 466130), (5420, 372904), (6659, 303520), (7588, 266360), (8672, 233065), (9485, 213088), (10840, 186452), (13318, 151760), (15176, 133180), (18970, 106544), (21680, 93226), (26636, 75880), (30352, 66590), (33295, 60704), (37940, 53272), (43360, 46613)]