29872940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 66662400

約数和(自身を除く): 36789460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 619, 635, 1238, 1270, 2413, 2476, 2540, 3095, 4826, 6190, 9652, 11761, 12065, 12380, 23522, 24130, 47044, 48260, 58805, 78613, 117610, 157226, 235220, 314452, 393065, 786130, 1493647, 1572260, 2987294, 5974588, 7468235, 14936470, 29872940]

約数ペア:

[(1, 29872940), (2, 14936470), (4, 7468235), (5, 5974588), (10, 2987294), (19, 1572260), (20, 1493647), (38, 786130), (76, 393065), (95, 314452), (127, 235220), (190, 157226), (254, 117610), (380, 78613), (508, 58805), (619, 48260), (635, 47044), (1238, 24130), (1270, 23522), (2413, 12380), (2476, 12065), (2540, 11761), (3095, 9652), (4826, 6190)]