1811804540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9133}}^1$

素因数の和:9271

約数の個数: 96

約数和(自身を含む): 4726296960

約数和(自身を除く): 2914492420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 109, 130, 140, 182, 218, 260, 364, 436, 455, 545, 763, 910, 1090, 1417, 1526, 1820, 2180, 2834, 3052, 3815, 5668, 7085, 7630, 9133, 9919, 14170, 15260, 18266, 19838, 28340, 36532, 39676, 45665, 49595, 63931, 91330, 99190, 118729, 127862, 182660, 198380, 237458, 255724, 319655, 474916, 593645, 639310, 831103, 995497, 1187290, 1278620, 1662206, 1990994, 2374580, 3324412, 3981988, 4155515, 4977485, 6968479, 8311030, 9954970, 12941461, 13936958, 16622060, 19909940, 25882922, 27873916, 34842395, 51765844, 64707305, 69684790, 90590227, 129414610, 139369580, 181180454, 258829220, 362360908, 452951135, 905902270, 1811804540]

約数ペア:

[(1, 1811804540), (2, 905902270), (4, 452951135), (5, 362360908), (7, 258829220), (10, 181180454), (13, 139369580), (14, 129414610), (20, 90590227), (26, 69684790), (28, 64707305), (35, 51765844), (52, 34842395), (65, 27873916), (70, 25882922), (91, 19909940), (109, 16622060), (130, 13936958), (140, 12941461), (182, 9954970), (218, 8311030), (260, 6968479), (364, 4977485), (436, 4155515), (455, 3981988), (545, 3324412), (763, 2374580), (910, 1990994), (1090, 1662206), (1417, 1278620), (1526, 1187290), (1820, 995497), (2180, 831103), (2834, 639310), (3052, 593645), (3815, 474916), (5668, 319655), (7085, 255724), (7630, 237458), (9133, 198380), (9919, 182660), (14170, 127862), (15260, 118729), (18266, 99190), (19838, 91330), (28340, 63931), (36532, 49595), (39676, 45665)]