69940220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4421}}^1$

素因数の和:4550

約数の個数: 48

約数和(自身を含む): 169380288

約数和(自身を除く): 99440068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 4421, 7910, 8842, 15820, 17684, 22105, 30947, 44210, 61894, 88420, 123788, 154735, 309470, 499573, 618940, 999146, 1998292, 2497865, 3497011, 4995730, 6994022, 9991460, 13988044, 17485055, 34970110, 69940220]

約数ペア:

[(1, 69940220), (2, 34970110), (4, 17485055), (5, 13988044), (7, 9991460), (10, 6994022), (14, 4995730), (20, 3497011), (28, 2497865), (35, 1998292), (70, 999146), (113, 618940), (140, 499573), (226, 309470), (452, 154735), (565, 123788), (791, 88420), (1130, 61894), (1582, 44210), (2260, 30947), (3164, 22105), (3955, 17684), (4421, 15820), (7910, 8842)]