12447470

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 27648000

約数和(自身を除く): 15200530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 191, 245, 266, 343, 382, 490, 665, 686, 931, 955, 1330, 1337, 1715, 1862, 1910, 2674, 3430, 3629, 4655, 6517, 6685, 7258, 9310, 9359, 13034, 13370, 18145, 18718, 25403, 32585, 36290, 46795, 50806, 65170, 65513, 93590, 127015, 131026, 177821, 254030, 327565, 355642, 655130, 889105, 1244747, 1778210, 2489494, 6223735, 12447470]

約数ペア:

[(1, 12447470), (2, 6223735), (5, 2489494), (7, 1778210), (10, 1244747), (14, 889105), (19, 655130), (35, 355642), (38, 327565), (49, 254030), (70, 177821), (95, 131026), (98, 127015), (133, 93590), (190, 65513), (191, 65170), (245, 50806), (266, 46795), (343, 36290), (382, 32585), (490, 25403), (665, 18718), (686, 18145), (931, 13370), (955, 13034), (1330, 9359), (1337, 9310), (1715, 7258), (1862, 6685), (1910, 6517), (2674, 4655), (3430, 3629)]