19414000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:611

約数の個数: 80

約数和(自身を含む): 49791456

約数和(自身を除く): 30377456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 400, 425, 500, 571, 680, 850, 1000, 1142, 1360, 1700, 2000, 2125, 2284, 2855, 3400, 4250, 4568, 5710, 6800, 8500, 9136, 9707, 11420, 14275, 17000, 19414, 22840, 28550, 34000, 38828, 45680, 48535, 57100, 71375, 77656, 97070, 114200, 142750, 155312, 194140, 228400, 242675, 285500, 388280, 485350, 571000, 776560, 970700, 1142000, 1213375, 1941400, 2426750, 3882800, 4853500, 9707000, 19414000]

約数ペア:

[(1, 19414000), (2, 9707000), (4, 4853500), (5, 3882800), (8, 2426750), (10, 1941400), (16, 1213375), (17, 1142000), (20, 970700), (25, 776560), (34, 571000), (40, 485350), (50, 388280), (68, 285500), (80, 242675), (85, 228400), (100, 194140), (125, 155312), (136, 142750), (170, 114200), (200, 97070), (250, 77656), (272, 71375), (340, 57100), (400, 48535), (425, 45680), (500, 38828), (571, 34000), (680, 28550), (850, 22840), (1000, 19414), (1142, 17000), (1360, 14275), (1700, 11420), (2000, 9707), (2125, 9136), (2284, 8500), (2855, 6800), (3400, 5710), (4250, 4568)]