28936240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19037}}^1$

素因数の和:19069

約数の個数: 40

約数和(自身を含む): 70821360

約数和(自身を除く): 41885120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 19037, 38074, 76148, 95185, 152296, 190370, 304592, 361703, 380740, 723406, 761480, 1446812, 1522960, 1808515, 2893624, 3617030, 5787248, 7234060, 14468120, 28936240]

約数ペア:

[(1, 28936240), (2, 14468120), (4, 7234060), (5, 5787248), (8, 3617030), (10, 2893624), (16, 1808515), (19, 1522960), (20, 1446812), (38, 761480), (40, 723406), (76, 380740), (80, 361703), (95, 304592), (152, 190370), (190, 152296), (304, 95185), (380, 76148), (760, 38074), (1520, 19037)]