2019923230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{1063}}^1$

素因数の和:1441

約数の個数: 64

約数和(自身を含む): 4015484928

約数和(自身を除く): 1995561698

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 311, 470, 611, 622, 1063, 1222, 1555, 2126, 3055, 3110, 4043, 5315, 6110, 8086, 10630, 13819, 14617, 20215, 27638, 29234, 40430, 49961, 69095, 73085, 99922, 138190, 146170, 190021, 249805, 330593, 380042, 499610, 649493, 661186, 950105, 1298986, 1652965, 1900210, 3247465, 3305930, 4297709, 6494930, 8595418, 15537871, 21488545, 31075742, 42977090, 77689355, 155378710, 201992323, 403984646, 1009961615, 2019923230]

約数ペア:

[(1, 2019923230), (2, 1009961615), (5, 403984646), (10, 201992323), (13, 155378710), (26, 77689355), (47, 42977090), (65, 31075742), (94, 21488545), (130, 15537871), (235, 8595418), (311, 6494930), (470, 4297709), (611, 3305930), (622, 3247465), (1063, 1900210), (1222, 1652965), (1555, 1298986), (2126, 950105), (3055, 661186), (3110, 649493), (4043, 499610), (5315, 380042), (6110, 330593), (8086, 249805), (10630, 190021), (13819, 146170), (14617, 138190), (20215, 99922), (27638, 73085), (29234, 69095), (40430, 49961)]