28232480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 72394560

約数和(自身を除く): 44162080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 74, 76, 80, 95, 148, 152, 160, 185, 190, 251, 296, 304, 370, 380, 502, 592, 608, 703, 740, 760, 1004, 1184, 1255, 1406, 1480, 1520, 2008, 2510, 2812, 2960, 3040, 3515, 4016, 4769, 5020, 5624, 5920, 7030, 8032, 9287, 9538, 10040, 11248, 14060, 18574, 19076, 20080, 22496, 23845, 28120, 37148, 38152, 40160, 46435, 47690, 56240, 74296, 76304, 92870, 95380, 112480, 148592, 152608, 176453, 185740, 190760, 297184, 352906, 371480, 381520, 705812, 742960, 763040, 882265, 1411624, 1485920, 1764530, 2823248, 3529060, 5646496, 7058120, 14116240, 28232480]

約数ペア:

[(1, 28232480), (2, 14116240), (4, 7058120), (5, 5646496), (8, 3529060), (10, 2823248), (16, 1764530), (19, 1485920), (20, 1411624), (32, 882265), (37, 763040), (38, 742960), (40, 705812), (74, 381520), (76, 371480), (80, 352906), (95, 297184), (148, 190760), (152, 185740), (160, 176453), (185, 152608), (190, 148592), (251, 112480), (296, 95380), (304, 92870), (370, 76304), (380, 74296), (502, 56240), (592, 47690), (608, 46435), (703, 40160), (740, 38152), (760, 37148), (1004, 28120), (1184, 23845), (1255, 22496), (1406, 20080), (1480, 19076), (1520, 18574), (2008, 14060), (2510, 11248), (2812, 10040), (2960, 9538), (3040, 9287), (3515, 8032), (4016, 7030), (4769, 5920), (5020, 5624)]