83470420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1051}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 202009248

約数和(自身を除く): 118538828

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 361, 380, 418, 722, 836, 1045, 1051, 1444, 1805, 2090, 2102, 3610, 3971, 4180, 4204, 5255, 7220, 7942, 10510, 11561, 15884, 19855, 19969, 21020, 23122, 39710, 39938, 46244, 57805, 79420, 79876, 99845, 115610, 199690, 219659, 231220, 379411, 399380, 439318, 758822, 878636, 1098295, 1517644, 1897055, 2196590, 3794110, 4173521, 4393180, 7588220, 8347042, 16694084, 20867605, 41735210, 83470420]

約数ペア:

[(1, 83470420), (2, 41735210), (4, 20867605), (5, 16694084), (10, 8347042), (11, 7588220), (19, 4393180), (20, 4173521), (22, 3794110), (38, 2196590), (44, 1897055), (55, 1517644), (76, 1098295), (95, 878636), (110, 758822), (190, 439318), (209, 399380), (220, 379411), (361, 231220), (380, 219659), (418, 199690), (722, 115610), (836, 99845), (1045, 79876), (1051, 79420), (1444, 57805), (1805, 46244), (2090, 39938), (2102, 39710), (3610, 23122), (3971, 21020), (4180, 19969), (4204, 19855), (5255, 15884), (7220, 11561), (7942, 10510)]