47922940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 116424000

約数和(自身を除く): 68501060

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 89, 95, 109, 130, 178, 190, 218, 247, 260, 356, 380, 436, 445, 494, 545, 890, 988, 1090, 1157, 1235, 1417, 1691, 1780, 2071, 2180, 2314, 2470, 2834, 3382, 4142, 4628, 4940, 5668, 5785, 6764, 7085, 8284, 8455, 9701, 10355, 11570, 14170, 16910, 19402, 20710, 21983, 23140, 26923, 28340, 33820, 38804, 41420, 43966, 48505, 53846, 87932, 97010, 107692, 109915, 126113, 134615, 184319, 194020, 219830, 252226, 269230, 368638, 439660, 504452, 538460, 630565, 737276, 921595, 1261130, 1843190, 2396147, 2522260, 3686380, 4792294, 9584588, 11980735, 23961470, 47922940]

約数ペア:

[(1, 47922940), (2, 23961470), (4, 11980735), (5, 9584588), (10, 4792294), (13, 3686380), (19, 2522260), (20, 2396147), (26, 1843190), (38, 1261130), (52, 921595), (65, 737276), (76, 630565), (89, 538460), (95, 504452), (109, 439660), (130, 368638), (178, 269230), (190, 252226), (218, 219830), (247, 194020), (260, 184319), (356, 134615), (380, 126113), (436, 109915), (445, 107692), (494, 97010), (545, 87932), (890, 53846), (988, 48505), (1090, 43966), (1157, 41420), (1235, 38804), (1417, 33820), (1691, 28340), (1780, 26923), (2071, 23140), (2180, 21983), (2314, 20710), (2470, 19402), (2834, 16910), (3382, 14170), (4142, 11570), (4628, 10355), (4940, 9701), (5668, 8455), (5785, 8284), (6764, 7085)]