17173720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 41472000

約数和(自身を除く): 24298280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 383, 472, 590, 760, 766, 1121, 1180, 1532, 1915, 2242, 2360, 3064, 3830, 4484, 5605, 7277, 7660, 8968, 11210, 14554, 15320, 22420, 22597, 29108, 36385, 44840, 45194, 58216, 72770, 90388, 112985, 145540, 180776, 225970, 291080, 429343, 451940, 858686, 903880, 1717372, 2146715, 3434744, 4293430, 8586860, 17173720]

約数ペア:

[(1, 17173720), (2, 8586860), (4, 4293430), (5, 3434744), (8, 2146715), (10, 1717372), (19, 903880), (20, 858686), (38, 451940), (40, 429343), (59, 291080), (76, 225970), (95, 180776), (118, 145540), (152, 112985), (190, 90388), (236, 72770), (295, 58216), (380, 45194), (383, 44840), (472, 36385), (590, 29108), (760, 22597), (766, 22420), (1121, 15320), (1180, 14554), (1532, 11210), (1915, 8968), (2242, 7660), (2360, 7277), (3064, 5605), (3830, 4484)]