19057000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 50544000

約数和(自身を除く): 31487000

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 50, 59, 68, 76, 85, 95, 100, 118, 125, 136, 152, 170, 190, 200, 236, 250, 295, 323, 340, 380, 425, 472, 475, 500, 590, 646, 680, 760, 850, 950, 1000, 1003, 1121, 1180, 1292, 1475, 1615, 1700, 1900, 2006, 2125, 2242, 2360, 2375, 2584, 2950, 3230, 3400, 3800, 4012, 4250, 4484, 4750, 5015, 5605, 5900, 6460, 7375, 8024, 8075, 8500, 8968, 9500, 10030, 11210, 11800, 12920, 14750, 16150, 17000, 19000, 19057, 20060, 22420, 25075, 28025, 29500, 32300, 38114, 40120, 40375, 44840, 50150, 56050, 59000, 64600, 76228, 80750, 95285, 100300, 112100, 125375, 140125, 152456, 161500, 190570, 200600, 224200, 250750, 280250, 323000, 381140, 476425, 501500, 560500, 762280, 952850, 1003000, 1121000, 1905700, 2382125, 3811400, 4764250, 9528500, 19057000]

約数ペア:

[(1, 19057000), (2, 9528500), (4, 4764250), (5, 3811400), (8, 2382125), (10, 1905700), (17, 1121000), (19, 1003000), (20, 952850), (25, 762280), (34, 560500), (38, 501500), (40, 476425), (50, 381140), (59, 323000), (68, 280250), (76, 250750), (85, 224200), (95, 200600), (100, 190570), (118, 161500), (125, 152456), (136, 140125), (152, 125375), (170, 112100), (190, 100300), (200, 95285), (236, 80750), (250, 76228), (295, 64600), (323, 59000), (340, 56050), (380, 50150), (425, 44840), (472, 40375), (475, 40120), (500, 38114), (590, 32300), (646, 29500), (680, 28025), (760, 25075), (850, 22420), (950, 20060), (1000, 19057), (1003, 19000), (1121, 17000), (1180, 16150), (1292, 14750), (1475, 12920), (1615, 11800), (1700, 11210), (1900, 10030), (2006, 9500), (2125, 8968), (2242, 8500), (2360, 8075), (2375, 8024), (2584, 7375), (2950, 6460), (3230, 5900), (3400, 5605), (3800, 5015), (4012, 4750), (4250, 4484)]