40019040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{27791}}^1$

素因数の和:27812

約数の個数: 72

約数和(自身を含む): 136569888

約数和(自身を除く): 96550848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 27791, 55582, 83373, 111164, 138955, 166746, 222328, 250119, 277910, 333492, 416865, 444656, 500238, 555820, 666984, 833730, 889312, 1000476, 1111640, 1250595, 1333968, 1667460, 2000952, 2223280, 2501190, 2667936, 3334920, 4001904, 4446560, 5002380, 6669840, 8003808, 10004760, 13339680, 20009520, 40019040]

約数ペア:

[(1, 40019040), (2, 20009520), (3, 13339680), (4, 10004760), (5, 8003808), (6, 6669840), (8, 5002380), (9, 4446560), (10, 4001904), (12, 3334920), (15, 2667936), (16, 2501190), (18, 2223280), (20, 2000952), (24, 1667460), (30, 1333968), (32, 1250595), (36, 1111640), (40, 1000476), (45, 889312), (48, 833730), (60, 666984), (72, 555820), (80, 500238), (90, 444656), (96, 416865), (120, 333492), (144, 277910), (160, 250119), (180, 222328), (240, 166746), (288, 138955), (360, 111164), (480, 83373), (720, 55582), (1440, 27791)]