1330400528

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{563}}^1\times {\mathrm{1307}}^1$

素因数の和:1991

約数の個数: 40

約数和(自身を含む): 2607074208

約数和(自身を除く): 1276673680

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 563, 904, 1126, 1307, 1808, 2252, 2614, 4504, 5228, 9008, 10456, 20912, 63619, 127238, 147691, 254476, 295382, 508952, 590764, 735841, 1017904, 1181528, 1471682, 2363056, 2943364, 5886728, 11773456, 83150033, 166300066, 332600132, 665200264, 1330400528]

約数ペア:

[(1, 1330400528), (2, 665200264), (4, 332600132), (8, 166300066), (16, 83150033), (113, 11773456), (226, 5886728), (452, 2943364), (563, 2363056), (904, 1471682), (1126, 1181528), (1307, 1017904), (1808, 735841), (2252, 590764), (2614, 508952), (4504, 295382), (5228, 254476), (9008, 147691), (10456, 127238), (20912, 63619)]