19954560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:588

約数の個数: 128

約数和(自身を含む): 67075200

約数和(自身を除く): 47120640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 547, 570, 608, 640, 760, 912, 960, 1094, 1140, 1216, 1520, 1641, 1824, 1920, 2188, 2280, 2432, 2735, 3040, 3282, 3648, 4376, 4560, 5470, 6080, 6564, 7296, 8205, 8752, 9120, 10393, 10940, 12160, 13128, 16410, 17504, 18240, 20786, 21880, 26256, 31179, 32820, 35008, 36480, 41572, 43760, 51965, 52512, 62358, 65640, 70016, 83144, 87520, 103930, 105024, 124716, 131280, 155895, 166288, 175040, 207860, 210048, 249432, 262560, 311790, 332576, 350080, 415720, 498864, 525120, 623580, 665152, 831440, 997728, 1050240, 1247160, 1330304, 1662880, 1995456, 2494320, 3325760, 3990912, 4988640, 6651520, 9977280, 19954560]

約数ペア:

[(1, 19954560), (2, 9977280), (3, 6651520), (4, 4988640), (5, 3990912), (6, 3325760), (8, 2494320), (10, 1995456), (12, 1662880), (15, 1330304), (16, 1247160), (19, 1050240), (20, 997728), (24, 831440), (30, 665152), (32, 623580), (38, 525120), (40, 498864), (48, 415720), (57, 350080), (60, 332576), (64, 311790), (76, 262560), (80, 249432), (95, 210048), (96, 207860), (114, 175040), (120, 166288), (128, 155895), (152, 131280), (160, 124716), (190, 105024), (192, 103930), (228, 87520), (240, 83144), (285, 70016), (304, 65640), (320, 62358), (380, 52512), (384, 51965), (456, 43760), (480, 41572), (547, 36480), (570, 35008), (608, 32820), (640, 31179), (760, 26256), (912, 21880), (960, 20786), (1094, 18240), (1140, 17504), (1216, 16410), (1520, 13128), (1641, 12160), (1824, 10940), (1920, 10393), (2188, 9120), (2280, 8752), (2432, 8205), (2735, 7296), (3040, 6564), (3282, 6080), (3648, 5470), (4376, 4560)]