72306020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8273}}^1$

素因数の和:8324

約数の個数: 48

約数和(自身を含む): 166803840

約数和(自身を除く): 94497820

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8273, 8740, 16546, 33092, 41365, 82730, 157187, 165460, 190279, 314374, 380558, 628748, 761116, 785935, 951395, 1571870, 1902790, 3143740, 3615301, 3805580, 7230602, 14461204, 18076505, 36153010, 72306020]

約数ペア:

[(1, 72306020), (2, 36153010), (4, 18076505), (5, 14461204), (10, 7230602), (19, 3805580), (20, 3615301), (23, 3143740), (38, 1902790), (46, 1571870), (76, 951395), (92, 785935), (95, 761116), (115, 628748), (190, 380558), (230, 314374), (380, 190279), (437, 165460), (460, 157187), (874, 82730), (1748, 41365), (2185, 33092), (4370, 16546), (8273, 8740)]