84441320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 201700800

約数和(自身を除く): 117259480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 274, 380, 548, 685, 760, 811, 1096, 1370, 1622, 2603, 2740, 3244, 4055, 5206, 5480, 6488, 8110, 10412, 13015, 15409, 16220, 20824, 26030, 30818, 32440, 52060, 61636, 77045, 104120, 111107, 123272, 154090, 222214, 308180, 444428, 555535, 616360, 888856, 1111070, 2111033, 2222140, 4222066, 4444280, 8444132, 10555165, 16888264, 21110330, 42220660, 84441320]

約数ペア:

[(1, 84441320), (2, 42220660), (4, 21110330), (5, 16888264), (8, 10555165), (10, 8444132), (19, 4444280), (20, 4222066), (38, 2222140), (40, 2111033), (76, 1111070), (95, 888856), (137, 616360), (152, 555535), (190, 444428), (274, 308180), (380, 222214), (548, 154090), (685, 123272), (760, 111107), (811, 104120), (1096, 77045), (1370, 61636), (1622, 52060), (2603, 32440), (2740, 30818), (3244, 26030), (4055, 20824), (5206, 16220), (5480, 15409), (6488, 13015), (8110, 10412)]