2220396950

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{557}}^1\times {\mathrm{1307}}^1$

素因数の和:1937

約数の個数: 48

約数和(自身を含む): 4208395824

約数和(自身を除く): 1987998874

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 557, 610, 1114, 1307, 1525, 2614, 2785, 3050, 5570, 6535, 13070, 13925, 27850, 32675, 33977, 65350, 67954, 79727, 159454, 169885, 339770, 398635, 727999, 797270, 849425, 1455998, 1698850, 1993175, 3639995, 3986350, 7279990, 18199975, 36399950, 44407939, 88815878, 222039695, 444079390, 1110198475, 2220396950]

約数ペア:

[(1, 2220396950), (2, 1110198475), (5, 444079390), (10, 222039695), (25, 88815878), (50, 44407939), (61, 36399950), (122, 18199975), (305, 7279990), (557, 3986350), (610, 3639995), (1114, 1993175), (1307, 1698850), (1525, 1455998), (2614, 849425), (2785, 797270), (3050, 727999), (5570, 398635), (6535, 339770), (13070, 169885), (13925, 159454), (27850, 79727), (32675, 67954), (33977, 65350)]