8897320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 22032000

約数和(自身を除く): 13134680

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, 509, 760, 874, 920, 1018, 1748, 2036, 2185, 2545, 3496, 4072, 4370, 5090, 8740, 9671, 10180, 11707, 17480, 19342, 20360, 23414, 38684, 46828, 48355, 58535, 77368, 93656, 96710, 117070, 193420, 222433, 234140, 386840, 444866, 468280, 889732, 1112165, 1779464, 2224330, 4448660, 8897320]

約数ペア:

[(1, 8897320), (2, 4448660), (4, 2224330), (5, 1779464), (8, 1112165), (10, 889732), (19, 468280), (20, 444866), (23, 386840), (38, 234140), (40, 222433), (46, 193420), (76, 117070), (92, 96710), (95, 93656), (115, 77368), (152, 58535), (184, 48355), (190, 46828), (230, 38684), (380, 23414), (437, 20360), (460, 19342), (509, 17480), (760, 11707), (874, 10180), (920, 9671), (1018, 8740), (1748, 5090), (2036, 4370), (2185, 4072), (2545, 3496)]