1245904556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{30757}}^1$

素因数の和:30834

約数の個数: 48

約数和(自身を含む): 2531998560

約数和(自身を除く): 1286094004

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 494, 533, 779, 988, 1066, 1558, 2132, 3116, 10127, 20254, 30757, 40508, 61514, 123028, 399841, 584383, 799682, 1168766, 1261037, 1599364, 2337532, 2522074, 5044148, 7596979, 15193958, 16393481, 23959703, 30387916, 32786962, 47919406, 65573924, 95838812, 311476139, 622952278, 1245904556]

約数ペア:

[(1, 1245904556), (2, 622952278), (4, 311476139), (13, 95838812), (19, 65573924), (26, 47919406), (38, 32786962), (41, 30387916), (52, 23959703), (76, 16393481), (82, 15193958), (164, 7596979), (247, 5044148), (494, 2522074), (533, 2337532), (779, 1599364), (988, 1261037), (1066, 1168766), (1558, 799682), (2132, 584383), (3116, 399841), (10127, 123028), (20254, 61514), (30757, 40508)]