219217884020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1\times {\mathrm{293221}}^1$

素因数の和:294548

約数の個数: 48

約数和(自身を含む): 476603038800

約数和(自身を除く): 257385154780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1289, 2578, 5156, 6445, 12890, 25780, 37381, 74762, 149524, 186905, 293221, 373810, 586442, 747620, 1172884, 1466105, 2932210, 5864420, 8503409, 17006818, 34013636, 42517045, 85034090, 170068180, 377961869, 755923738, 1511847476, 1889809345, 3779618690, 7559237380, 10960894201, 21921788402, 43843576804, 54804471005, 109608942010, 219217884020]

約数ペア:

[(1, 219217884020), (2, 109608942010), (4, 54804471005), (5, 43843576804), (10, 21921788402), (20, 10960894201), (29, 7559237380), (58, 3779618690), (116, 1889809345), (145, 1511847476), (290, 755923738), (580, 377961869), (1289, 170068180), (2578, 85034090), (5156, 42517045), (6445, 34013636), (12890, 17006818), (25780, 8503409), (37381, 5864420), (74762, 2932210), (149524, 1466105), (186905, 1172884), (293221, 747620), (373810, 586442)]