19501440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1451}}^1$

素因数の和:1480

約数の個数: 128

約数和(自身を含む): 71089920

約数和(自身を除く): 51588480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1451, 1680, 1920, 2240, 2688, 2902, 3360, 4353, 4480, 5804, 6720, 7255, 8706, 10157, 11608, 13440, 14510, 17412, 20314, 21765, 23216, 29020, 30471, 34824, 40628, 43530, 46432, 50785, 58040, 60942, 69648, 81256, 87060, 92864, 101570, 116080, 121884, 139296, 152355, 162512, 174120, 185728, 203140, 232160, 243768, 278592, 304710, 325024, 348240, 406280, 464320, 487536, 557184, 609420, 650048, 696480, 812560, 928640, 975072, 1218840, 1300096, 1392960, 1625120, 1950144, 2437680, 2785920, 3250240, 3900288, 4875360, 6500480, 9750720, 19501440]

約数ペア:

[(1, 19501440), (2, 9750720), (3, 6500480), (4, 4875360), (5, 3900288), (6, 3250240), (7, 2785920), (8, 2437680), (10, 1950144), (12, 1625120), (14, 1392960), (15, 1300096), (16, 1218840), (20, 975072), (21, 928640), (24, 812560), (28, 696480), (30, 650048), (32, 609420), (35, 557184), (40, 487536), (42, 464320), (48, 406280), (56, 348240), (60, 325024), (64, 304710), (70, 278592), (80, 243768), (84, 232160), (96, 203140), (105, 185728), (112, 174120), (120, 162512), (128, 152355), (140, 139296), (160, 121884), (168, 116080), (192, 101570), (210, 92864), (224, 87060), (240, 81256), (280, 69648), (320, 60942), (336, 58040), (384, 50785), (420, 46432), (448, 43530), (480, 40628), (560, 34824), (640, 30471), (672, 29020), (840, 23216), (896, 21765), (960, 20314), (1120, 17412), (1344, 14510), (1451, 13440), (1680, 11608), (1920, 10157), (2240, 8706), (2688, 7255), (2902, 6720), (3360, 5804), (4353, 4480)]