38477660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7789}}^1$

素因数の和:7830

約数の個数: 48

約数和(自身を含む): 91610400

約数和(自身を除く): 53132740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 7789, 15578, 31156, 38945, 77890, 101257, 147991, 155780, 202514, 295982, 405028, 506285, 591964, 739955, 1012570, 1479910, 1923883, 2025140, 2959820, 3847766, 7695532, 9619415, 19238830, 38477660]

約数ペア:

[(1, 38477660), (2, 19238830), (4, 9619415), (5, 7695532), (10, 3847766), (13, 2959820), (19, 2025140), (20, 1923883), (26, 1479910), (38, 1012570), (52, 739955), (65, 591964), (76, 506285), (95, 405028), (130, 295982), (190, 202514), (247, 155780), (260, 147991), (380, 101257), (494, 77890), (988, 38945), (1235, 31156), (2470, 15578), (4940, 7789)]