2890736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 40

約数和(自身を含む): 6078480

約数和(自身を除く): 3187744

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 257, 296, 304, 514, 592, 703, 1028, 1406, 2056, 2812, 4112, 4883, 5624, 9509, 9766, 11248, 19018, 19532, 38036, 39064, 76072, 78128, 152144, 180671, 361342, 722684, 1445368, 2890736]

約数ペア:

[(1, 2890736), (2, 1445368), (4, 722684), (8, 361342), (16, 180671), (19, 152144), (37, 78128), (38, 76072), (74, 39064), (76, 38036), (148, 19532), (152, 19018), (257, 11248), (296, 9766), (304, 9509), (514, 5624), (592, 4883), (703, 4112), (1028, 2812), (1406, 2056)]