313635820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{3461}}^1$

素因数の和:3690

約数の個数: 48

約数和(自身を含む): 690959808

約数和(自身を除く): 377323988

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 394, 460, 788, 985, 1970, 3461, 3940, 4531, 6922, 9062, 13844, 17305, 18124, 22655, 34610, 45310, 69220, 79603, 90620, 159206, 318412, 398015, 681817, 796030, 1363634, 1592060, 2727268, 3409085, 6818170, 13636340, 15681791, 31363582, 62727164, 78408955, 156817910, 313635820]

約数ペア:

[(1, 313635820), (2, 156817910), (4, 78408955), (5, 62727164), (10, 31363582), (20, 15681791), (23, 13636340), (46, 6818170), (92, 3409085), (115, 2727268), (197, 1592060), (230, 1363634), (394, 796030), (460, 681817), (788, 398015), (985, 318412), (1970, 159206), (3461, 90620), (3940, 79603), (4531, 69220), (6922, 45310), (9062, 34610), (13844, 22655), (17305, 18124)]