1397184440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{8597}}^1$

素因数の和:8864

約数の個数: 64

約数和(自身を含む): 3342902400

約数和(自身を除く): 1945717960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 239, 340, 478, 680, 956, 1195, 1912, 2390, 4063, 4780, 8126, 8597, 9560, 16252, 17194, 20315, 32504, 34388, 40630, 42985, 68776, 81260, 85970, 146149, 162520, 171940, 292298, 343880, 584596, 730745, 1169192, 1461490, 2054683, 2922980, 4109366, 5845960, 8218732, 10273415, 16437464, 20546830, 34929611, 41093660, 69859222, 82187320, 139718444, 174648055, 279436888, 349296110, 698592220, 1397184440]

約数ペア:

[(1, 1397184440), (2, 698592220), (4, 349296110), (5, 279436888), (8, 174648055), (10, 139718444), (17, 82187320), (20, 69859222), (34, 41093660), (40, 34929611), (68, 20546830), (85, 16437464), (136, 10273415), (170, 8218732), (239, 5845960), (340, 4109366), (478, 2922980), (680, 2054683), (956, 1461490), (1195, 1169192), (1912, 730745), (2390, 584596), (4063, 343880), (4780, 292298), (8126, 171940), (8597, 162520), (9560, 146149), (16252, 85970), (17194, 81260), (20315, 68776), (32504, 42985), (34388, 40630)]