2931376120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2364013}}^1$

素因数の和:2364055

約数の個数: 32

約数和(自身を含む): 6808360320

約数和(自身を除く): 3876984200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2364013, 4728026, 9456052, 11820065, 18912104, 23640130, 47280260, 73284403, 94560520, 146568806, 293137612, 366422015, 586275224, 732844030, 1465688060, 2931376120]

約数ペア:

[(1, 2931376120), (2, 1465688060), (4, 732844030), (5, 586275224), (8, 366422015), (10, 293137612), (20, 146568806), (31, 94560520), (40, 73284403), (62, 47280260), (124, 23640130), (155, 18912104), (248, 11820065), (310, 9456052), (620, 4728026), (1240, 2364013)]