1837450340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{20521}}^1$

素因数の和:20589

約数の個数: 72

約数和(自身を含む): 4356163896

約数和(自身を除く): 2518713556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1628, 2035, 2420, 4070, 4477, 8140, 8954, 17908, 20521, 22385, 41042, 44770, 82084, 89540, 102605, 205210, 225731, 410420, 451462, 759277, 902924, 1128655, 1518554, 2257310, 2483041, 3037108, 3796385, 4514620, 4966082, 7592770, 8352047, 9932164, 12415205, 15185540, 16704094, 24830410, 33408188, 41760235, 49660820, 83520470, 91872517, 167040940, 183745034, 367490068, 459362585, 918725170, 1837450340]

約数ペア:

[(1, 1837450340), (2, 918725170), (4, 459362585), (5, 367490068), (10, 183745034), (11, 167040940), (20, 91872517), (22, 83520470), (37, 49660820), (44, 41760235), (55, 33408188), (74, 24830410), (110, 16704094), (121, 15185540), (148, 12415205), (185, 9932164), (220, 8352047), (242, 7592770), (370, 4966082), (407, 4514620), (484, 3796385), (605, 3037108), (740, 2483041), (814, 2257310), (1210, 1518554), (1628, 1128655), (2035, 902924), (2420, 759277), (4070, 451462), (4477, 410420), (8140, 225731), (8954, 205210), (17908, 102605), (20521, 89540), (22385, 82084), (41042, 44770)]