20172876460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1\times {\mathrm{4783}}^1$

素因数の和:5831

約数の個数: 96

約数和(自身を含む): 48704947200

約数和(自身を除く): 28532070740

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1009, 1045, 2018, 2090, 4036, 4180, 4783, 5045, 9566, 10090, 11099, 19132, 19171, 20180, 22198, 23915, 38342, 44396, 47830, 52613, 55495, 76684, 90877, 95660, 95855, 105226, 110990, 181754, 191710, 210452, 210881, 221980, 263065, 363508, 383420, 421762, 454385, 526130, 843524, 908770, 999647, 1052260, 1054405, 1817540, 1999294, 2108810, 3998588, 4217620, 4826047, 4998235, 9652094, 9996470, 19304188, 19992940, 24130235, 48260470, 53086517, 91694893, 96520940, 106173034, 183389786, 212346068, 265432585, 366779572, 458474465, 530865170, 916948930, 1008643823, 1061730340, 1833897860, 2017287646, 4034575292, 5043219115, 10086438230, 20172876460]

約数ペア:

[(1, 20172876460), (2, 10086438230), (4, 5043219115), (5, 4034575292), (10, 2017287646), (11, 1833897860), (19, 1061730340), (20, 1008643823), (22, 916948930), (38, 530865170), (44, 458474465), (55, 366779572), (76, 265432585), (95, 212346068), (110, 183389786), (190, 106173034), (209, 96520940), (220, 91694893), (380, 53086517), (418, 48260470), (836, 24130235), (1009, 19992940), (1045, 19304188), (2018, 9996470), (2090, 9652094), (4036, 4998235), (4180, 4826047), (4783, 4217620), (5045, 3998588), (9566, 2108810), (10090, 1999294), (11099, 1817540), (19132, 1054405), (19171, 1052260), (20180, 999647), (22198, 908770), (23915, 843524), (38342, 526130), (44396, 454385), (47830, 421762), (52613, 383420), (55495, 363508), (76684, 263065), (90877, 221980), (95660, 210881), (95855, 210452), (105226, 191710), (110990, 181754)]