27200020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2368

約数の個数: 48

約数和(自身を含む): 62092800

約数和(自身を除く): 34892780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2309, 2356, 2945, 4618, 5890, 9236, 11545, 11780, 23090, 43871, 46180, 71579, 87742, 143158, 175484, 219355, 286316, 357895, 438710, 715790, 877420, 1360001, 1431580, 2720002, 5440004, 6800005, 13600010, 27200020]

約数ペア:

[(1, 27200020), (2, 13600010), (4, 6800005), (5, 5440004), (10, 2720002), (19, 1431580), (20, 1360001), (31, 877420), (38, 715790), (62, 438710), (76, 357895), (95, 286316), (124, 219355), (155, 175484), (190, 143158), (310, 87742), (380, 71579), (589, 46180), (620, 43871), (1178, 23090), (2309, 11780), (2356, 11545), (2945, 9236), (4618, 5890)]