219645610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{31513}}^1$

素因数の和:31578

約数の個数: 32

約数和(自身を含む): 428842512

約数和(自身を除く): 209196902

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 31513, 63026, 157565, 315130, 535721, 1071442, 1292033, 2584066, 2678605, 5357210, 6460165, 12920330, 21964561, 43929122, 109822805, 219645610]

約数ペア:

[(1, 219645610), (2, 109822805), (5, 43929122), (10, 21964561), (17, 12920330), (34, 6460165), (41, 5357210), (82, 2678605), (85, 2584066), (170, 1292033), (205, 1071442), (410, 535721), (697, 315130), (1394, 157565), (3485, 63026), (6970, 31513)]