1447420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 3457440

約数和(自身を除く): 2010020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 293, 380, 494, 586, 988, 1172, 1235, 1465, 2470, 2930, 3809, 4940, 5567, 5860, 7618, 11134, 15236, 19045, 22268, 27835, 38090, 55670, 72371, 76180, 111340, 144742, 289484, 361855, 723710, 1447420]

約数ペア:

[(1, 1447420), (2, 723710), (4, 361855), (5, 289484), (10, 144742), (13, 111340), (19, 76180), (20, 72371), (26, 55670), (38, 38090), (52, 27835), (65, 22268), (76, 19045), (95, 15236), (130, 11134), (190, 7618), (247, 5860), (260, 5567), (293, 4940), (380, 3809), (494, 2930), (586, 2470), (988, 1465), (1172, 1235)]