61222940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{439}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 136012800

約数和(自身を除く): 74789860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 367, 380, 439, 734, 878, 1468, 1756, 1835, 2195, 3670, 4390, 6973, 7340, 8341, 8780, 13946, 16682, 27892, 33364, 34865, 41705, 69730, 83410, 139460, 161113, 166820, 322226, 644452, 805565, 1611130, 3061147, 3222260, 6122294, 12244588, 15305735, 30611470, 61222940]

約数ペア:

[(1, 61222940), (2, 30611470), (4, 15305735), (5, 12244588), (10, 6122294), (19, 3222260), (20, 3061147), (38, 1611130), (76, 805565), (95, 644452), (190, 322226), (367, 166820), (380, 161113), (439, 139460), (734, 83410), (878, 69730), (1468, 41705), (1756, 34865), (1835, 33364), (2195, 27892), (3670, 16682), (4390, 13946), (6973, 8780), (7340, 8341)]