9896720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:432

約数の個数: 80

約数和(自身を含む): 25712640

約数和(自身を除く): 15815920

約数列:

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

約数ペア:

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