405432860

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{8443}}^1$

素因数の和:8480

約数の個数: 60

約数和(自身を含む): 993369048

約数和(自身を除く): 587936188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 8443, 9604, 12005, 16886, 24010, 33772, 42215, 48020, 59101, 84430, 118202, 168860, 236404, 295505, 413707, 591010, 827414, 1182020, 1654828, 2068535, 2895949, 4137070, 5791898, 8274140, 11583796, 14479745, 20271643, 28959490, 40543286, 57918980, 81086572, 101358215, 202716430, 405432860]

約数ペア:

[(1, 405432860), (2, 202716430), (4, 101358215), (5, 81086572), (7, 57918980), (10, 40543286), (14, 28959490), (20, 20271643), (28, 14479745), (35, 11583796), (49, 8274140), (70, 5791898), (98, 4137070), (140, 2895949), (196, 2068535), (245, 1654828), (343, 1182020), (490, 827414), (686, 591010), (980, 413707), (1372, 295505), (1715, 236404), (2401, 168860), (3430, 118202), (4802, 84430), (6860, 59101), (8443, 48020), (9604, 42215), (12005, 33772), (16886, 24010)]