9810498380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{4007}}^1$

素因数の和:4431

約数の個数: 96

約数和(自身を含む): 23028364800

約数和(自身を除く): 13217866420

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 379, 380, 646, 758, 1292, 1516, 1615, 1895, 3230, 3790, 4007, 6443, 6460, 7201, 7580, 8014, 12886, 14402, 16028, 20035, 25772, 28804, 32215, 36005, 40070, 64430, 68119, 72010, 76133, 80140, 122417, 128860, 136238, 144020, 152266, 244834, 272476, 304532, 340595, 380665, 489668, 612085, 681190, 761330, 1224170, 1294261, 1362380, 1518653, 1522660, 2448340, 2588522, 3037306, 5177044, 6074612, 6471305, 7593265, 12942610, 15186530, 25817101, 25885220, 28854407, 30373060, 51634202, 57708814, 103268404, 115417628, 129085505, 144272035, 258171010, 288544070, 490524919, 516342020, 577088140, 981049838, 1962099676, 2452624595, 4905249190, 9810498380]

約数ペア:

[(1, 9810498380), (2, 4905249190), (4, 2452624595), (5, 1962099676), (10, 981049838), (17, 577088140), (19, 516342020), (20, 490524919), (34, 288544070), (38, 258171010), (68, 144272035), (76, 129085505), (85, 115417628), (95, 103268404), (170, 57708814), (190, 51634202), (323, 30373060), (340, 28854407), (379, 25885220), (380, 25817101), (646, 15186530), (758, 12942610), (1292, 7593265), (1516, 6471305), (1615, 6074612), (1895, 5177044), (3230, 3037306), (3790, 2588522), (4007, 2448340), (6443, 1522660), (6460, 1518653), (7201, 1362380), (7580, 1294261), (8014, 1224170), (12886, 761330), (14402, 681190), (16028, 612085), (20035, 489668), (25772, 380665), (28804, 340595), (32215, 304532), (36005, 272476), (40070, 244834), (64430, 152266), (68119, 144020), (72010, 136238), (76133, 128860), (80140, 122417)]