2017454960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{7333}}^1$

素因数の和:7546

約数の個数: 80

約数和(自身を含む): 4965411360

約数和(自身を除く): 2947956400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 304, 362, 380, 724, 760, 905, 1448, 1520, 1810, 2896, 3439, 3620, 6878, 7240, 7333, 13756, 14480, 14666, 17195, 27512, 29332, 34390, 36665, 55024, 58664, 68780, 73330, 117328, 137560, 139327, 146660, 275120, 278654, 293320, 557308, 586640, 696635, 1114616, 1327273, 1393270, 2229232, 2654546, 2786540, 5309092, 5573080, 6636365, 10618184, 11146160, 13272730, 21236368, 25218187, 26545460, 50436374, 53090920, 100872748, 106181840, 126090935, 201745496, 252181870, 403490992, 504363740, 1008727480, 2017454960]

約数ペア:

[(1, 2017454960), (2, 1008727480), (4, 504363740), (5, 403490992), (8, 252181870), (10, 201745496), (16, 126090935), (19, 106181840), (20, 100872748), (38, 53090920), (40, 50436374), (76, 26545460), (80, 25218187), (95, 21236368), (152, 13272730), (181, 11146160), (190, 10618184), (304, 6636365), (362, 5573080), (380, 5309092), (724, 2786540), (760, 2654546), (905, 2229232), (1448, 1393270), (1520, 1327273), (1810, 1114616), (2896, 696635), (3439, 586640), (3620, 557308), (6878, 293320), (7240, 278654), (7333, 275120), (13756, 146660), (14480, 139327), (14666, 137560), (17195, 117328), (27512, 73330), (29332, 68780), (34390, 58664), (36665, 55024)]