4818020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 11020800

約数和(自身を除く): 6202780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 409, 589, 620, 818, 1178, 1636, 2045, 2356, 2945, 4090, 5890, 7771, 8180, 11780, 12679, 15542, 25358, 31084, 38855, 50716, 63395, 77710, 126790, 155420, 240901, 253580, 481802, 963604, 1204505, 2409010, 4818020]

約数ペア:

[(1, 4818020), (2, 2409010), (4, 1204505), (5, 963604), (10, 481802), (19, 253580), (20, 240901), (31, 155420), (38, 126790), (62, 77710), (76, 63395), (95, 50716), (124, 38855), (155, 31084), (190, 25358), (310, 15542), (380, 12679), (409, 11780), (589, 8180), (620, 7771), (818, 5890), (1178, 4090), (1636, 2945), (2045, 2356)]