19489440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2137}}^1$

素因数の和:2174

約数の個数: 96

約数和(自身を含む): 64653120

約数和(自身を除く): 45163680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2137, 2280, 3040, 4274, 4560, 6411, 8548, 9120, 10685, 12822, 17096, 21370, 25644, 32055, 34192, 40603, 42740, 51288, 64110, 68384, 81206, 85480, 102576, 121809, 128220, 162412, 170960, 203015, 205152, 243618, 256440, 324824, 341920, 406030, 487236, 512880, 609045, 649648, 812060, 974472, 1025760, 1218090, 1299296, 1624120, 1948944, 2436180, 3248240, 3897888, 4872360, 6496480, 9744720, 19489440]

約数ペア:

[(1, 19489440), (2, 9744720), (3, 6496480), (4, 4872360), (5, 3897888), (6, 3248240), (8, 2436180), (10, 1948944), (12, 1624120), (15, 1299296), (16, 1218090), (19, 1025760), (20, 974472), (24, 812060), (30, 649648), (32, 609045), (38, 512880), (40, 487236), (48, 406030), (57, 341920), (60, 324824), (76, 256440), (80, 243618), (95, 205152), (96, 203015), (114, 170960), (120, 162412), (152, 128220), (160, 121809), (190, 102576), (228, 85480), (240, 81206), (285, 68384), (304, 64110), (380, 51288), (456, 42740), (480, 40603), (570, 34192), (608, 32055), (760, 25644), (912, 21370), (1140, 17096), (1520, 12822), (1824, 10685), (2137, 9120), (2280, 8548), (3040, 6411), (4274, 4560)]