30403780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1223}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 70326144

約数和(自身を除く): 39922364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 1130, 1223, 1243, 2260, 2446, 2486, 4892, 4972, 6115, 6215, 12230, 12430, 13453, 24460, 24860, 26906, 53812, 67265, 134530, 138199, 269060, 276398, 552796, 690995, 1381990, 1520189, 2763980, 3040378, 6080756, 7600945, 15201890, 30403780]

約数ペア:

[(1, 30403780), (2, 15201890), (4, 7600945), (5, 6080756), (10, 3040378), (11, 2763980), (20, 1520189), (22, 1381990), (44, 690995), (55, 552796), (110, 276398), (113, 269060), (220, 138199), (226, 134530), (452, 67265), (565, 53812), (1130, 26906), (1223, 24860), (1243, 24460), (2260, 13453), (2446, 12430), (2486, 12230), (4892, 6215), (4972, 6115)]