20176264220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{17573}}^1$

素因数の和:17787

約数の個数: 96

約数和(自身を含む): 49600857600

約数和(自身を除く): 29424593380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 139, 140, 236, 278, 295, 413, 556, 590, 695, 826, 973, 1180, 1390, 1652, 1946, 2065, 2780, 3892, 4130, 4865, 8201, 8260, 9730, 16402, 17573, 19460, 32804, 35146, 41005, 57407, 70292, 82010, 87865, 114814, 123011, 164020, 175730, 229628, 246022, 287035, 351460, 492044, 574070, 615055, 1036807, 1148140, 1230110, 2073614, 2442647, 2460220, 4147228, 4885294, 5184035, 7257649, 9770588, 10368070, 12213235, 14515298, 17098529, 20736140, 24426470, 29030596, 34197058, 36288245, 48852940, 68394116, 72576490, 85492645, 144116173, 145152980, 170985290, 288232346, 341970580, 576464692, 720580865, 1008813211, 1441161730, 2017626422, 2882323460, 4035252844, 5044066055, 10088132110, 20176264220]

約数ペア:

[(1, 20176264220), (2, 10088132110), (4, 5044066055), (5, 4035252844), (7, 2882323460), (10, 2017626422), (14, 1441161730), (20, 1008813211), (28, 720580865), (35, 576464692), (59, 341970580), (70, 288232346), (118, 170985290), (139, 145152980), (140, 144116173), (236, 85492645), (278, 72576490), (295, 68394116), (413, 48852940), (556, 36288245), (590, 34197058), (695, 29030596), (826, 24426470), (973, 20736140), (1180, 17098529), (1390, 14515298), (1652, 12213235), (1946, 10368070), (2065, 9770588), (2780, 7257649), (3892, 5184035), (4130, 4885294), (4865, 4147228), (8201, 2460220), (8260, 2442647), (9730, 2073614), (16402, 1230110), (17573, 1148140), (19460, 1036807), (32804, 615055), (35146, 574070), (41005, 492044), (57407, 351460), (70292, 287035), (82010, 246022), (87865, 229628), (114814, 175730), (123011, 164020)]