387141410

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{4157}}^1$

素因数の和:4370

約数の個数: 32

約数和(自身を含む): 712514880

約数和(自身を除く): 325373470

約数列:

[1, 2, 5, 10, 67, 134, 139, 278, 335, 670, 695, 1390, 4157, 8314, 9313, 18626, 20785, 41570, 46565, 93130, 278519, 557038, 577823, 1155646, 1392595, 2785190, 2889115, 5778230, 38714141, 77428282, 193570705, 387141410]

約数ペア:

[(1, 387141410), (2, 193570705), (5, 77428282), (10, 38714141), (67, 5778230), (134, 2889115), (139, 2785190), (278, 1392595), (335, 1155646), (670, 577823), (695, 557038), (1390, 278519), (4157, 93130), (8314, 46565), (9313, 41570), (18626, 20785)]