19400640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{2887}}^1$

素因数の和:2914

約数の個数: 112

約数和(自身を含む): 70420992

約数和(自身を除く): 51020352

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, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 2887, 3360, 5774, 6720, 8661, 11548, 14435, 17322, 20209, 23096, 28870, 34644, 40418, 43305, 46192, 57740, 60627, 69288, 80836, 86610, 92384, 101045, 115480, 121254, 138576, 161672, 173220, 184768, 202090, 230960, 242508, 277152, 303135, 323344, 346440, 404180, 461920, 485016, 554304, 606270, 646688, 692880, 808360, 923840, 970032, 1212540, 1293376, 1385760, 1616720, 1940064, 2425080, 2771520, 3233440, 3880128, 4850160, 6466880, 9700320, 19400640]

約数ペア:

[(1, 19400640), (2, 9700320), (3, 6466880), (4, 4850160), (5, 3880128), (6, 3233440), (7, 2771520), (8, 2425080), (10, 1940064), (12, 1616720), (14, 1385760), (15, 1293376), (16, 1212540), (20, 970032), (21, 923840), (24, 808360), (28, 692880), (30, 646688), (32, 606270), (35, 554304), (40, 485016), (42, 461920), (48, 404180), (56, 346440), (60, 323344), (64, 303135), (70, 277152), (80, 242508), (84, 230960), (96, 202090), (105, 184768), (112, 173220), (120, 161672), (140, 138576), (160, 121254), (168, 115480), (192, 101045), (210, 92384), (224, 86610), (240, 80836), (280, 69288), (320, 60627), (336, 57740), (420, 46192), (448, 43305), (480, 40418), (560, 34644), (672, 28870), (840, 23096), (960, 20209), (1120, 17322), (1344, 14435), (1680, 11548), (2240, 8661), (2887, 6720), (3360, 5774)]