193395020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{106261}}^1$

素因数の和:106290

約数の個数: 48

約数和(自身を含む): 499856448

約数和(自身を除く): 306461428

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 106261, 212522, 425044, 531305, 743827, 1062610, 1381393, 1487654, 2125220, 2762786, 2975308, 3719135, 5525572, 6906965, 7438270, 9669751, 13813930, 14876540, 19339502, 27627860, 38679004, 48348755, 96697510, 193395020]

約数ペア:

[(1, 193395020), (2, 96697510), (4, 48348755), (5, 38679004), (7, 27627860), (10, 19339502), (13, 14876540), (14, 13813930), (20, 9669751), (26, 7438270), (28, 6906965), (35, 5525572), (52, 3719135), (65, 2975308), (70, 2762786), (91, 2125220), (130, 1487654), (140, 1381393), (182, 1062610), (260, 743827), (364, 531305), (455, 425044), (910, 212522), (1820, 106261)]