20804535780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{48611}}^1$

素因数の和:49649

約数の個数: 96

約数和(自身を含む): 66641218560

約数和(自身を除く): 45836682780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1019, 2038, 3057, 4076, 5095, 6114, 7133, 10190, 12228, 14266, 15285, 20380, 21399, 28532, 30570, 35665, 42798, 48611, 61140, 71330, 85596, 97222, 106995, 142660, 145833, 194444, 213990, 243055, 291666, 340277, 427980, 486110, 583332, 680554, 729165, 972220, 1020831, 1361108, 1458330, 1701385, 2041662, 2916660, 3402770, 4083324, 5104155, 6805540, 10208310, 20416620, 49534609, 99069218, 148603827, 198138436, 247673045, 297207654, 346742263, 495346090, 594415308, 693484526, 743019135, 990692180, 1040226789, 1386969052, 1486038270, 1733711315, 2080453578, 2972076540, 3467422630, 4160907156, 5201133945, 6934845260, 10402267890, 20804535780]

約数ペア:

[(1, 20804535780), (2, 10402267890), (3, 6934845260), (4, 5201133945), (5, 4160907156), (6, 3467422630), (7, 2972076540), (10, 2080453578), (12, 1733711315), (14, 1486038270), (15, 1386969052), (20, 1040226789), (21, 990692180), (28, 743019135), (30, 693484526), (35, 594415308), (42, 495346090), (60, 346742263), (70, 297207654), (84, 247673045), (105, 198138436), (140, 148603827), (210, 99069218), (420, 49534609), (1019, 20416620), (2038, 10208310), (3057, 6805540), (4076, 5104155), (5095, 4083324), (6114, 3402770), (7133, 2916660), (10190, 2041662), (12228, 1701385), (14266, 1458330), (15285, 1361108), (20380, 1020831), (21399, 972220), (28532, 729165), (30570, 680554), (35665, 583332), (42798, 486110), (48611, 427980), (61140, 340277), (71330, 291666), (85596, 243055), (97222, 213990), (106995, 194444), (142660, 145833)]