28964360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1657}}^1$

素因数の和:1710

約数の個数: 64

約数和(自身を含む): 71625600

約数和(自身を除く): 42661240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1657, 1748, 2185, 3314, 3496, 4370, 6628, 8285, 8740, 13256, 16570, 17480, 31483, 33140, 38111, 62966, 66280, 76222, 125932, 152444, 157415, 190555, 251864, 304888, 314830, 381110, 629660, 724109, 762220, 1259320, 1448218, 1524440, 2896436, 3620545, 5792872, 7241090, 14482180, 28964360]

約数ペア:

[(1, 28964360), (2, 14482180), (4, 7241090), (5, 5792872), (8, 3620545), (10, 2896436), (19, 1524440), (20, 1448218), (23, 1259320), (38, 762220), (40, 724109), (46, 629660), (76, 381110), (92, 314830), (95, 304888), (115, 251864), (152, 190555), (184, 157415), (190, 152444), (230, 125932), (380, 76222), (437, 66280), (460, 62966), (760, 38111), (874, 33140), (920, 31483), (1657, 17480), (1748, 16570), (2185, 13256), (3314, 8740), (3496, 8285), (4370, 6628)]