16362640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 44282880

約数和(自身を除く): 27920240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 479, 488, 560, 610, 854, 958, 976, 1220, 1708, 1916, 2135, 2395, 2440, 3353, 3416, 3832, 4270, 4790, 4880, 6706, 6832, 7664, 8540, 9580, 13412, 16765, 17080, 19160, 26824, 29219, 33530, 34160, 38320, 53648, 58438, 67060, 116876, 134120, 146095, 204533, 233752, 268240, 292190, 409066, 467504, 584380, 818132, 1022665, 1168760, 1636264, 2045330, 2337520, 3272528, 4090660, 8181320, 16362640]

約数ペア:

[(1, 16362640), (2, 8181320), (4, 4090660), (5, 3272528), (7, 2337520), (8, 2045330), (10, 1636264), (14, 1168760), (16, 1022665), (20, 818132), (28, 584380), (35, 467504), (40, 409066), (56, 292190), (61, 268240), (70, 233752), (80, 204533), (112, 146095), (122, 134120), (140, 116876), (244, 67060), (280, 58438), (305, 53648), (427, 38320), (479, 34160), (488, 33530), (560, 29219), (610, 26824), (854, 19160), (958, 17080), (976, 16765), (1220, 13412), (1708, 9580), (1916, 8540), (2135, 7664), (2395, 6832), (2440, 6706), (3353, 4880), (3416, 4790), (3832, 4270)]