83642860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{2221}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 201579840

約数和(自身を除く): 117936980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2221, 2690, 3766, 4442, 5380, 7532, 8884, 9415, 11105, 15547, 18830, 22210, 31094, 37660, 44420, 62188, 77735, 155470, 310940, 597449, 1194898, 2389796, 2987245, 4182143, 5974490, 8364286, 11948980, 16728572, 20910715, 41821430, 83642860]

約数ペア:

[(1, 83642860), (2, 41821430), (4, 20910715), (5, 16728572), (7, 11948980), (10, 8364286), (14, 5974490), (20, 4182143), (28, 2987245), (35, 2389796), (70, 1194898), (140, 597449), (269, 310940), (538, 155470), (1076, 77735), (1345, 62188), (1883, 44420), (2221, 37660), (2690, 31094), (3766, 22210), (4442, 18830), (5380, 15547), (7532, 11105), (8884, 9415)]