2080005915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7321}}^1$

素因数の和:7420

約数の個数: 64

約数和(自身を含む): 3778854912

約数和(自身を除く): 1698848997

約数列:

[1, 3, 5, 13, 15, 31, 39, 47, 65, 93, 141, 155, 195, 235, 403, 465, 611, 705, 1209, 1457, 1833, 2015, 3055, 4371, 6045, 7285, 7321, 9165, 18941, 21855, 21963, 36605, 56823, 94705, 95173, 109815, 226951, 284115, 285519, 344087, 475865, 680853, 1032261, 1134755, 1427595, 1720435, 2950363, 3404265, 4473131, 5161305, 8851089, 10666697, 13419393, 14751815, 22365655, 32000091, 44255445, 53333485, 67096965, 138667061, 160000455, 416001183, 693335305, 2080005915]

約数ペア:

[(1, 2080005915), (3, 693335305), (5, 416001183), (13, 160000455), (15, 138667061), (31, 67096965), (39, 53333485), (47, 44255445), (65, 32000091), (93, 22365655), (141, 14751815), (155, 13419393), (195, 10666697), (235, 8851089), (403, 5161305), (465, 4473131), (611, 3404265), (705, 2950363), (1209, 1720435), (1457, 1427595), (1833, 1134755), (2015, 1032261), (3055, 680853), (4371, 475865), (6045, 344087), (7285, 285519), (7321, 284115), (9165, 226951), (18941, 109815), (21855, 95173), (21963, 94705), (36605, 56823)]