2040990952

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{254869}}^1$

素因数の和:254906

約数の個数: 64

約数和(自身を含む): 5138179200

約数和(自身を除く): 3097188248

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 254869, 509738, 1019476, 1784083, 2038952, 2803559, 3313297, 3568166, 5607118, 6626594, 7136332, 11214236, 13253188, 14272664, 19624913, 22428472, 23193079, 26506376, 36446267, 39249826, 46386158, 72892534, 78499652, 92772316, 145785068, 156999304, 185544632, 255123869, 291570136, 510247738, 1020495476, 2040990952]

約数ペア:

[(1, 2040990952), (2, 1020495476), (4, 510247738), (7, 291570136), (8, 255123869), (11, 185544632), (13, 156999304), (14, 145785068), (22, 92772316), (26, 78499652), (28, 72892534), (44, 46386158), (52, 39249826), (56, 36446267), (77, 26506376), (88, 23193079), (91, 22428472), (104, 19624913), (143, 14272664), (154, 13253188), (182, 11214236), (286, 7136332), (308, 6626594), (364, 5607118), (572, 3568166), (616, 3313297), (728, 2803559), (1001, 2038952), (1144, 1784083), (2002, 1019476), (4004, 509738), (8008, 254869)]