7996340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1952

約数の個数: 48

約数和(自身を含む): 19293120

約数和(自身を除く): 11296780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1913, 2090, 3826, 4180, 7652, 9565, 19130, 21043, 36347, 38260, 42086, 72694, 84172, 105215, 145388, 181735, 210430, 363470, 399817, 420860, 726940, 799634, 1599268, 1999085, 3998170, 7996340]

約数ペア:

[(1, 7996340), (2, 3998170), (4, 1999085), (5, 1599268), (10, 799634), (11, 726940), (19, 420860), (20, 399817), (22, 363470), (38, 210430), (44, 181735), (55, 145388), (76, 105215), (95, 84172), (110, 72694), (190, 42086), (209, 38260), (220, 36347), (380, 21043), (418, 19130), (836, 9565), (1045, 7652), (1913, 4180), (2090, 3826)]