215214020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18521}}^1$

素因数の和:18620

約数の個数: 48

約数和(自身を含む): 522764928

約数和(自身を除く): 307550908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 11620, 18521, 37042, 74084, 92605, 129647, 185210, 259294, 370420, 518588, 648235, 1296470, 1537243, 2592940, 3074486, 6148972, 7686215, 10760701, 15372430, 21521402, 30744860, 43042804, 53803505, 107607010, 215214020]

約数ペア:

[(1, 215214020), (2, 107607010), (4, 53803505), (5, 43042804), (7, 30744860), (10, 21521402), (14, 15372430), (20, 10760701), (28, 7686215), (35, 6148972), (70, 3074486), (83, 2592940), (140, 1537243), (166, 1296470), (332, 648235), (415, 518588), (581, 370420), (830, 259294), (1162, 185210), (1660, 129647), (2324, 92605), (2905, 74084), (5810, 37042), (11620, 18521)]