1782895660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{23893}}^1$

素因数の和:23963

約数の個数: 96

約数和(自身を含む): 4720689792

約数和(自身を除く): 2937794132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 182, 205, 260, 287, 364, 410, 455, 533, 574, 820, 910, 1066, 1148, 1435, 1820, 2132, 2665, 2870, 3731, 5330, 5740, 7462, 10660, 14924, 18655, 23893, 37310, 47786, 74620, 95572, 119465, 167251, 238930, 310609, 334502, 477860, 621218, 669004, 836255, 979613, 1242436, 1553045, 1672510, 1959226, 2174263, 3106090, 3345020, 3918452, 4348526, 4898065, 6212180, 6857291, 8697052, 9796130, 10871315, 12734969, 13714582, 19592260, 21742630, 25469938, 27429164, 34286455, 43485260, 50939876, 63674845, 68572910, 89144783, 127349690, 137145820, 178289566, 254699380, 356579132, 445723915, 891447830, 1782895660]

約数ペア:

[(1, 1782895660), (2, 891447830), (4, 445723915), (5, 356579132), (7, 254699380), (10, 178289566), (13, 137145820), (14, 127349690), (20, 89144783), (26, 68572910), (28, 63674845), (35, 50939876), (41, 43485260), (52, 34286455), (65, 27429164), (70, 25469938), (82, 21742630), (91, 19592260), (130, 13714582), (140, 12734969), (164, 10871315), (182, 9796130), (205, 8697052), (260, 6857291), (287, 6212180), (364, 4898065), (410, 4348526), (455, 3918452), (533, 3345020), (574, 3106090), (820, 2174263), (910, 1959226), (1066, 1672510), (1148, 1553045), (1435, 1242436), (1820, 979613), (2132, 836255), (2665, 669004), (2870, 621218), (3731, 477860), (5330, 334502), (5740, 310609), (7462, 238930), (10660, 167251), (14924, 119465), (18655, 95572), (23893, 74620), (37310, 47786)]