22778893180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{7043}}^1$

素因数の和:7243

約数の個数: 96

約数和(自身を含む): 51122534400

約数和(自身を除く): 28343641220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 89, 92, 115, 158, 178, 230, 316, 356, 395, 445, 460, 790, 890, 1580, 1780, 1817, 2047, 3634, 4094, 7031, 7043, 7268, 8188, 9085, 10235, 14062, 14086, 18170, 20470, 28124, 28172, 35155, 35215, 36340, 40940, 70310, 70430, 140620, 140860, 161713, 161989, 323426, 323978, 556397, 626827, 646852, 647956, 808565, 809945, 1112794, 1253654, 1617130, 1619890, 2225588, 2507308, 2781985, 3134135, 3234260, 3239780, 5563970, 6268270, 11127940, 12536540, 12797131, 14417021, 25594262, 28834042, 49519333, 51188524, 57668084, 63985655, 72085105, 99038666, 127971310, 144170210, 198077332, 247596665, 255942620, 288340420, 495193330, 990386660, 1138944659, 2277889318, 4555778636, 5694723295, 11389446590, 22778893180]

約数ペア:

[(1, 22778893180), (2, 11389446590), (4, 5694723295), (5, 4555778636), (10, 2277889318), (20, 1138944659), (23, 990386660), (46, 495193330), (79, 288340420), (89, 255942620), (92, 247596665), (115, 198077332), (158, 144170210), (178, 127971310), (230, 99038666), (316, 72085105), (356, 63985655), (395, 57668084), (445, 51188524), (460, 49519333), (790, 28834042), (890, 25594262), (1580, 14417021), (1780, 12797131), (1817, 12536540), (2047, 11127940), (3634, 6268270), (4094, 5563970), (7031, 3239780), (7043, 3234260), (7268, 3134135), (8188, 2781985), (9085, 2507308), (10235, 2225588), (14062, 1619890), (14086, 1617130), (18170, 1253654), (20470, 1112794), (28124, 809945), (28172, 808565), (35155, 647956), (35215, 646852), (36340, 626827), (40940, 556397), (70310, 323978), (70430, 323426), (140620, 161989), (140860, 161713)]