400005408

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{378793}}^1$

素因数の和:378817

約数の個数: 48

約数和(自身を含む): 1145473056

約数和(自身を除く): 745467648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 378793, 757586, 1136379, 1515172, 2272758, 3030344, 4166723, 4545516, 6060688, 8333446, 9091032, 12121376, 12500169, 16666892, 18182064, 25000338, 33333784, 36364128, 50000676, 66667568, 100001352, 133335136, 200002704, 400005408]

約数ペア:

[(1, 400005408), (2, 200002704), (3, 133335136), (4, 100001352), (6, 66667568), (8, 50000676), (11, 36364128), (12, 33333784), (16, 25000338), (22, 18182064), (24, 16666892), (32, 12500169), (33, 12121376), (44, 9091032), (48, 8333446), (66, 6060688), (88, 4545516), (96, 4166723), (132, 3030344), (176, 2272758), (264, 1515172), (352, 1136379), (528, 757586), (1056, 378793)]