70086820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1019}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 155937600

約数和(自身を除く): 85850780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 724, 905, 1019, 1810, 2038, 3439, 3620, 4076, 5095, 6878, 10190, 13756, 17195, 19361, 20380, 34390, 38722, 68780, 77444, 96805, 184439, 193610, 368878, 387220, 737756, 922195, 1844390, 3504341, 3688780, 7008682, 14017364, 17521705, 35043410, 70086820]

約数ペア:

[(1, 70086820), (2, 35043410), (4, 17521705), (5, 14017364), (10, 7008682), (19, 3688780), (20, 3504341), (38, 1844390), (76, 922195), (95, 737756), (181, 387220), (190, 368878), (362, 193610), (380, 184439), (724, 96805), (905, 77444), (1019, 68780), (1810, 38722), (2038, 34390), (3439, 20380), (3620, 19361), (4076, 17195), (5095, 13756), (6878, 10190)]