6426940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 15311520

約数和(自身を除く): 8884580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1301, 2470, 2602, 4940, 5204, 6505, 13010, 16913, 24719, 26020, 33826, 49438, 67652, 84565, 98876, 123595, 169130, 247190, 321347, 338260, 494380, 642694, 1285388, 1606735, 3213470, 6426940]

約数ペア:

[(1, 6426940), (2, 3213470), (4, 1606735), (5, 1285388), (10, 642694), (13, 494380), (19, 338260), (20, 321347), (26, 247190), (38, 169130), (52, 123595), (65, 98876), (76, 84565), (95, 67652), (130, 49438), (190, 33826), (247, 26020), (260, 24719), (380, 16913), (494, 13010), (988, 6505), (1235, 5204), (1301, 4940), (2470, 2602)]