19793440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 32461280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 383, 544, 608, 646, 680, 760, 766, 1292, 1360, 1520, 1532, 1615, 1915, 2584, 2720, 3040, 3064, 3230, 3830, 5168, 6128, 6460, 6511, 7277, 7660, 10336, 12256, 12920, 13022, 14554, 15320, 25840, 26044, 29108, 30640, 32555, 36385, 51680, 52088, 58216, 61280, 65110, 72770, 104176, 116432, 123709, 130220, 145540, 208352, 232864, 247418, 260440, 291080, 494836, 520880, 582160, 618545, 989672, 1041760, 1164320, 1237090, 1979344, 2474180, 3958688, 4948360, 9896720, 19793440]

約数ペア:

[(1, 19793440), (2, 9896720), (4, 4948360), (5, 3958688), (8, 2474180), (10, 1979344), (16, 1237090), (17, 1164320), (19, 1041760), (20, 989672), (32, 618545), (34, 582160), (38, 520880), (40, 494836), (68, 291080), (76, 260440), (80, 247418), (85, 232864), (95, 208352), (136, 145540), (152, 130220), (160, 123709), (170, 116432), (190, 104176), (272, 72770), (304, 65110), (323, 61280), (340, 58216), (380, 52088), (383, 51680), (544, 36385), (608, 32555), (646, 30640), (680, 29108), (760, 26044), (766, 25840), (1292, 15320), (1360, 14554), (1520, 13022), (1532, 12920), (1615, 12256), (1915, 10336), (2584, 7660), (2720, 7277), (3040, 6511), (3064, 6460), (3230, 6128), (3830, 5168)]