38512240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1994

約数の個数: 80

約数和(自身を含む): 101556000

約数和(自身を除く): 63043760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1949, 1976, 2470, 3898, 3952, 4940, 7796, 9745, 9880, 15592, 19490, 19760, 25337, 31184, 37031, 38980, 50674, 74062, 77960, 101348, 126685, 148124, 155920, 185155, 202696, 253370, 296248, 370310, 405392, 481403, 506740, 592496, 740620, 962806, 1013480, 1481240, 1925612, 2026960, 2407015, 2962480, 3851224, 4814030, 7702448, 9628060, 19256120, 38512240]

約数ペア:

[(1, 38512240), (2, 19256120), (4, 9628060), (5, 7702448), (8, 4814030), (10, 3851224), (13, 2962480), (16, 2407015), (19, 2026960), (20, 1925612), (26, 1481240), (38, 1013480), (40, 962806), (52, 740620), (65, 592496), (76, 506740), (80, 481403), (95, 405392), (104, 370310), (130, 296248), (152, 253370), (190, 202696), (208, 185155), (247, 155920), (260, 148124), (304, 126685), (380, 101348), (494, 77960), (520, 74062), (760, 50674), (988, 38980), (1040, 37031), (1235, 31184), (1520, 25337), (1949, 19760), (1976, 19490), (2470, 15592), (3898, 9880), (3952, 9745), (4940, 7796)]